DROK - Buying Guide
Last Updated: 04/28/2024
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- DROK DC Buck Module, Adjustable Buck Converter Step Down Voltage Regulator 6V-32V 30V 24V 12V to 1.5...
- DROK Waterproof DC Buck Converter Voltage Regulator 8-22V to 3-15V 5V 12V 3A Adjustable Output Power...
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- DROK 12v to 5v Volt Converter, DC 8-35V to 5V 3A 15W Voltage Regulator Board Power Supply Module, 9V...
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DROK DC Buck Module, Adjustable Buck Converter Step Down Voltage Regulator 6V-32V 30V 24V 12V to 1.5-32V 5V 5A LCD Power Supply Volt Reducer Transformer Module Board with USB Port Protective Case
Asin: B07JZ2GQJF | Model: 180080AFA | PartNumber: 180080AFA
Display --- Large Clear Digital Lcd Display Voltage & Current Value Simultaneously..
Note --- 1). Output Voltage Is Set As Around 20V By Default, If Your Input Is Lower Than That, Please Turn Potentiometer Anticlockwise For 10 Laps Or More Until Voltage Changes. 2). The Case Is Packaged Unassembled To Avoid Damage During Transit. It Needs To Be Manually Installed. 3). Please Carefully Read The User’S Manual, Especially The “Cautions” Before Using. You Can Find The Pdf Instructions On This Page -- Product Information -- Product Guides And Documents -- User Manual [Pdf]..
Features --- Constant Current/Voltage Mode; Voltage Calibration & Current Calibration; Usb Interface; Protective Case; Short-Circuit Protection; Over-Temperature Protection; Input Reverse Connection Protection..
General Use --- As Ordinary Step-Down Module With Over-Current Protection; As Constant Current Led Driver Module; Diy A Solar Power Controller, Etc..
Features
- PARAMETER --- Input voltage range DC 6V-32V; Output voltage DC 1.5V-32V; Max output current 5A, recommend use of within 4.5A; Max output power 75W, recommend use of within 50W.
- GENERAL USE --- As ordinary step-down module with over-current protection; As constant current LED driver module; DIY a solar power controller, etc.
- DISPLAY --- Large clear digital LCD display voltage & current value simultaneously.
- FEATURES --- Constant current/voltage mode; Voltage calibration & current calibration; USB interface; Protective case; Short-circuit protection; Over-temperature protection; Input reverse connection protection.
- NOTE --- 1). Output voltage is set as around 20V by default, if your input is lower than that, please turn potentiometer anticlockwise for 10 laps or more until voltage changes. 2). The case is packaged unassembled to avoid damage during transit. It needs to be manually installed. 3). Please carefully read the user s manual, especially the Cautions before using. You can find the PDF Instructions on this page -- Product information -- Product guides and documents -- User Manual [PDF].
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Brand: DROK | Manufacturer: DROK
Dimensions: 0.98 x 1.57 x 2.58 inches | Weight: 0.15 Pounds
See On Amazon #2
DROK Waterproof DC Buck Converter Voltage Regulator 8-22V to 3-15V 5V 12V 3A Adjustable Output Power Supply Transformer Step-Down Volt Module Board for Car Auto Vehicle Motor Regulated SR
Asin: B00C0KL1OM | Model: 090010 | PartNumber: 090010 | Ean: 0619397027004 | UPC: 619397027004
Fully Sealed, Outer Enclosure Acts As A Heat Sink, Specially Made To Be Waterproof, Anti-Shock, Anti-Humidity And Dust-Proof, More Durable..
Perfect For Electronic Hobby Project, Wide Application, You Can Use It On Radio, Car Audio, Led Display, Motor, Cell Phone, Etc..
With Reversed-Connection Protection, Over-Current Protection, Over-Heating Protection And Over-Voltage Protection, Hence Is Safe To Use..
With Potentiometer On The Bottom, Which Allows You Adjust The Accuracy With The Mini Screw, But Ensures You Won't Easily Change Its Setting When Mounted..
Features
- Uses synchronous rectification technology, has high conversion efficiency and stable performance; The input should be at least 3V higher than output.
- With potentiometer on the bottom, which allows you adjust the accuracy with the mini screw, but ensures you won't easily change its setting when mounted.
- Fully sealed, outer enclosure acts as a heat sink, specially made to be waterproof, anti-shock, anti-humidity and dust-proof, more durable.
- With reversed-connection protection, over-current protection, over-heating protection and over-voltage protection, hence is safe to use.
- Perfect for electronic hobby project, wide application, you can use it on radio, Car Audio, LED display, motor, cell phone, etc.
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First Available: 05/26/2021
Brand: DROK | Manufacturer: DROK
Dimensions: 0.79 x 1.30 x 0.98 Inches | Weight: 0.00 pounds
Warranty: 1 year
See On Amazon #3
DROK DC-DC Stabilizer, 9V-36V to 12V Boost Buck Converter 5A 60W Waterproof Auto Step Up Down Voltage Regulator 12V Volt Transformer for Car Audio Solar Power System LCD Television LED Display Screen
Asin: B081RG8XP5 | Model: 200494 | PartNumber: 200494
Protection --- This Voltage Stabilizer Comes With Over-Current Protection, Over-Temperature Protection; Adopts Potting Technology, Characterized By Waterproof, Dust-Proof, Moisture-Proof And Shock-Proof, Can Be Used In Various Situations Such As Car, Outdoor, Underground, Etc..
Note --- Leave A Margin For The Power Supply To Ensure It Can Long-Term Stably Working..
Feature --- The Step Down Power Module Adopts High-Integrated Chip, Stable And Reliable; Synchronous Rectification Technology, With Conversion Efficiency Of Over 90% And Low Heat Generated..
Application --- The 12V Buck Boost Converter Module Can Be Used In Integrated Wiring For Monitoring Fire Alarming System; Car Radio, Audio; Bus, Minibus, Truck Display Screen, Taxi Advertising Screen; Lcd Television, Led; Solar Power Generation System; Interphone, Etc..
Features
- PARAMETER --- DROK DC-DC converter input voltage range is DC 9~36V (12V); output voltage is DC 12V; output current is 5A; output power is 60W.
- APPLICATION --- the 12v buck boost converter module can be used in integrated wiring for monitoring fire alarming system; car radio, audio; bus, minibus, truck display screen, taxi advertising screen; LCD television, LED; solar power generation system; interphone, etc.
- PROTECTION --- this voltage stabilizer comes with over-current protection, over-temperature protection; adopts potting technology, characterized by waterproof, dust-proof, moisture-proof and shock-proof, can be used in various situations such as car, outdoor, underground, etc.
- FEATURE --- the step down power module adopts high-integrated chip, stable and reliable; synchronous rectification technology, with conversion efficiency of over 90% and low heat generated.
- NOTE --- Leave a margin for the power supply to ensure it can long-term stably working.
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Brand: DROK | Manufacturer: DROK
Weight: 0.15 Pounds
See On Amazon #4
DROK 12v to 5v Volt Converter, DC 8-35V to 5V 3A 15W Voltage Regulator Board Power Supply Module, 9V 12V 24V Waterproof Car Volt Step Down Buck Converter
Asin: B07P663XJV | Model: 090600AFA | PartNumber: 090600AFA | Ean: 0682516778958 | UPC: 682516778958
Protection --- Over-Current Protection; Over-Temp Protection; Input Reverse Connection Protection; Short-Circuit Protection; Waterproof; Dust-Proof; Moisture-Proof; Shock-Proof..
Feature --- High Conversion Efficiency, Low Heat Generation; Aluminum Case, Good Heat Dissipation, High Safety..
Conversion Efficiency --- Over 95% Max..
Application --- 12V To 5V Step Down Converter. Can Be Used For Car Audio, Led Display; Motor, Speaker; Auto Map Navigator; Hard Disk Player; Media; Electric Fan; Toy Cars; Air Conditioning; Solar Energy, Etc..
Features
- PARAMETER --- input voltage DC 8V-35V (12V 9V); output voltage DC 5V; output current 3A; output power 15W.
- APPLICATION --- 12v to 5v step down converter. Can be used for car audio, LED display; motor, speaker; auto map navigator; hard disk player; media; electric fan; toy cars; air conditioning; solar energy, etc.
- PROTECTION --- over-current protection; over-temp protection; input reverse connection protection; short-circuit protection; waterproof; dust-proof; moisture-proof; shock-proof.
- CONVERSION EFFICIENCY --- over 95% max.
- FEATURE --- high conversion efficiency, low heat generation; aluminum case, good heat dissipation, high safety.
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Brand: DROK | Manufacturer: DROK
Weight: 0.00 Pounds
See On Amazon #5
DROK DC Buck Converter, 5.3V-32V to 1.2V-32V 12A Adjustable Power Supply, 5v 9v 12v 24V 30V 32V Step Down Voltage Regulator with LCD Display Volt Transformer Reducer CC CV for RV Solar Panel Golf Cart
Asin: B078Q1624B | Model: REES-1822 | PartNumber: REES-1822 | Ean: 0678535742056 | UPC: 678535742056
【Easy Operation】 A User Manual Will Be Included In Package, Which Can Help You Easier To Operate. The Button Can Control Ouput Voltage On/Off Status, And You Can Set The Default Output State Is On/Off For The Next Time. The Potentiometer Can Help You To Adjust Volt Amp In A Simple And Fast Way..
【Application】 The Volt Conversion Board Can Be Used For 5V 6V 9V 12V 24V 30V 32V 3A 5A 10A Devices, Like Solar Panel, Lab, Experiment, Rv, All-Terrain Vehicle, Car, Battery Charger, Led Stripes, Etc..
【Protection】 It Has Reverse-Connect Protection, Short Circuit Protection And Over Current Protection. When You Connect The Input Wire Reversely Or Short Circuit, The Module Will Not Burn. And Roate The Cc Potentiometer To Set Over Current Protection Value You Want..
【Characteristics】 This Buck Converter Is Equipped With Lcd Display, Acrylic Case And Heat Sink. Lcd Screen Can Display Input/Output Voltage, Output Current And Output Power. Voltage Precision Is 0.05V, Current Precision Is 0.005A. Acrylic Case Can Keep The Converter Board Away From Dust, Which Is Protective. Heat Sink Can Keep Module 120W For Long-Time Using In A Low Temperature. If You Want To Reach Maximum Power 160W, Please Improve Heat Dissipation..
Features
- Parameter DROK Power Supply Module input volt range is DC 5.3-32V; Output volt range is DC 1.2-32V which is variable. Output current can reach to 8A and Output Power can reach to 120W for long-time use. If enhance heat dissipation, this converter can reach 12A and 160W output.
- Characteristics This Buck Converter is equipped with LCD Display, Acrylic Case and Heat Sink. LCD Screen can display input/output voltage, output current and output power. Voltage precision is 0.05V, current precision is 0.005A. Acrylic case can keep the converter board away from dust, which is protective. Heat Sink can keep module 120W for long-time using in a low temperature. If you want to reach maximum power 160W, please improve heat dissipation.
- Easy Operation A user manual will be included in package, which can help you easier to operate. The button can control ouput voltage ON/OFF status, and you can set the default output state is ON/OFF for the next time. The potentiometer can help you to adjust volt amp in a simple and fast way.
- Protection It has reverse-connect protection, short circuit protection and over current protection. When you connect the input wire reversely or short circuit, the module will not burn. And roate the CC potentiometer to set over current protection value you want.
- Application The volt conversion board can be used for 5v 6v 9v 12v 24V 30V 32V 3a 5a 10a devices, like solar panel, lab, experiment, RV, All-Terrain Vehicle, car, battery charger, LED stripes, etc.
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Brand: DROK | Manufacturer: DROK
See On Amazon #6
DROK 24V Power Supply, AC 110V/220V to DC 0-24V 20A 480W Buck Converter, Variable Adjustable Adapter Regulated 5V 12V 24V Volt Switching Voltage LED Transformer 20A Amp Charger for Computer Lab
Asin: B08GFSVHLS
【Easy Operation】 This Supply Is No Need To Install, After Connecting Wire, It Can Be Used To Adjust Output, Which Is Convenient. The Potentiometer Is Inset Into The Supply. Only To Rotate The Potentiometer Can Adjust Output Parameter..
【Wide Application】 This Power Supply Has Variable Application. It Can Be Used As A 5V 12V 24V Power Supply For Rv, Car, Labtop, Computer, Lab, Cctv, Etc. All Of Our Item Has 1 Year Long Time Warranty Guarantee..
【Protection】 Over Load Protection, Over Voltage Protection, Short Circuit Protection, Which Can Protect Your Device From Damage. Note: The Default Input Voltage Is 220V, Before Using, Please Switching The Input Voltage To 110V/220V According To Your City Voltage..
【Hareware】 This Buck Converter Is Equipped With Led Screen, Heat Sink And Cooling Fan. The Led Screen Can Clearly Display The Output Voltage. Heat Sink And Cooling Fan Can Control The Temperature In A Safe Range. During The Running Power Is High, The Cooling Fan Will Automatically Activate With Little Noise..
Features
- Volt Adjustment Input Voltage can be 110V or 220V. Wide adjustable output Voltage range: DC 0-24V. This supply is suitable for 5V 9V 12V 24V devices. The voltage precision is 0.1V. Note The maximum current is 20A. But the actual current is depended on the load. No matter how many voltage is adjusted, the current is 20A and can not be regulated. It can be used to device of 2A 3A 5A 10A 12A 15A 20A. Make sure to use the devices which is below 20A.
- Hareware This Buck Converter is equipped with LED screen, heat sink and cooling fan. The LED screen can clearly display the output voltage. Heat sink and cooling fan can control the temperature in a safe range. During the running power is high, the cooling fan will automatically activate with little noise.
- Easy Operation This supply is no need to install, after connecting wire, it can be used to adjust output, which is convenient. The potentiometer is inset into the supply. Only to rotate the potentiometer can adjust output parameter.
- Protection Over Load Protection, Over Voltage Protection, Short Circuit Protection, which can protect your device from damage. Note: the default input voltage is 220V, before using, please switching the input voltage to 110V/220V according to your city voltage.
- Wide Application This power supply has variable application. It can be used as a 5V 12V 24V power supply for RV, Car, Labtop, Computer, Lab, CCTV, etc. All of our item has 1 year long time warranty guarantee.
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Brand: DROK | Manufacturer: DROK
See On Amazon #7
DROK USB Tester, USB-A USB-C 2.0 Multimeter Dual USB Ports PD QC 3.0 with Color LED Display Battery Charger Monitor, 7 Modes Capacity Voltage Current Power for Laptop Power Bank Solar Panel
Asin: B09C4D1VXD
【Multifunction】 Drok Usb Detector Can Be Used For Capacity Checking, Capacity Clear, Over Voltage, Under Voltage, Over Current And Short Circuit Alarm, Which Is Easy To Test The Power, Quality And Know The Health Condition Of Your Device Chargers Or Usb Cables..
【Application】 Drok Usb Meter Can Be Used For The Devices Between 3.2-30V And 0-5A. You Can Use This For 5V 9V 12V 24V 30V Solar Panel, Power Bank, Battery Charger, Usb Able.【Note】If You Use Usb-C In And Usb-A Out, Long Press Button I To Start Output..
【Easy To Use】 The Multimeter Only Has Two Button. Once You Plug In The Meter, You Can Test The Parameter You Want. The Button ⅱ Can Switch 7 Modes Display——Va(Voltage & Current), C(Capacity), P(Power), Va+C, Va+P, C+P, Va+C+P. When Voltage ≥ 5V, Power On And Long Press Button ⅰ For 5 Seconds To Activate Output..
【Dual Usb Output】 This Item Is Equipped With Usb-A Usb-C Input And Dual Usb 2.0 Output. The Output Ports Support Pd Qc 3.0 Fast Charge Protocol. This Meter Can Auto Identify The Fast Charge Protocol, Which Can Charge Your Device Among 3.6V To 12V 3A. Output ⅰ Can Be Used For Device Charging And Data Transfer, And Output ⅱ Can Only Be Used For Charging..
Features
- 7 Modes Display Monitor DROK USB Tester is equipped with digital color LED display screen, which can be switched between 7 display modes. This multimeter can be used to measure voltage, current, power, capacity. Through the 7 modes, you can clearly see the voltage, current, capacity and power during charging. Only 1 button to switch the display mode, simple and handy.
- Dual USB Output This item is equipped with USB-A USB-C input and dual USB 2.0 output. The output ports support PD QC 3.0 fast charge protocol. This meter can auto identify the fast charge protocol, which can charge your device among 3.6V to 12V 3A. Output can be used for device charging and data transfer, and output can only be used for charging.
- Multifunction DROK USB detector can be used for capacity checking, capacity clear, over voltage, under voltage, over current and short circuit alarm, which is easy to test the power, quality and know the health condition of your device chargers or USB cables.
- Easy to Use The multimeter only has Two button. Once you plug in the meter, you can test the parameter you want. The button can switch 7 modes display VA(Voltage & Current), C(Capacity), P(Power), VA+C, VA+P, C+P, VA+C+P. When voltage 5V, power on and long press button for 5 seconds to activate output.
- Application DROK USB Meter can be used for the devices between 3.2-30V and 0-5A. You can use this for 5V 9V 12V 24V 30V solar panel, power bank, battery charger, USB able. Note If you use USB-C IN and USB-A OUT, long press button I to Start Output.
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Brand: DROK | Manufacturer: DROK
See On Amazon #8
DROK Volt Amp Meter, AC 500V 200A Digital Voltmeter Ammeter Panel, 0.39 Inches LED 2in1 Multimeter, 2-Wire Voltage Amperage Tester Gauge with Current Transformer
Asin: B01M8LCWNW | Model: 200069 | PartNumber: 200069
With Precise Ct -- Drok Volt Amperage Meter Is Equipped With Ct, No Need To Buy Another. Can Be Installed On Anywhere Flexibly..
Special Design -- Drok Volts Amp Tester Is Designed With Built-In Trimmer Potentiometer, Enable You To Calibrate The Meter Easily. Back Cover Made It More Safer To Be Used..
Simple Connection -- The Voltage Ampere Monitor Gauge Is Powered By The Circuit Being Measured, No Need To Connect Extra Power Source..
Clear Color Display -- The Multimeter Can Clearly Display Voltage And Current At The Same Time, Red For Voltage, Green For Current..
Features
- Measuring range -- DROK voltmeter ammeter voltage range is AC 60-500V, current range is 0-200A.
- Clear color display -- the multimeter can clearly display voltage and current at the same time, red for voltage, green for current.
- With precise CT -- DROK volt amperage meter is equipped with CT, no need to buy another. Can be installed on anywhere flexibly.
- Simple connection -- the voltage ampere monitor gauge is powered by the circuit being measured, no need to connect extra power source.
- Special design -- DROK volts amp tester is designed with built-in trimmer potentiometer, enable you to calibrate the meter easily. Back cover made it more safer to be used.
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Brand: DROK | Manufacturer: DROK
Dimensions: 1.18 x 2.76 x 1.57 Inches | Weight: 0.11 pounds
See On Amazon #9
DROK Buck Converter 12v to 5v, 5A USB Voltage Regulator DC 9V-36V Step Down to DC 5V-5.3V 5.2V 3.5-6A Volt Transformer Power Supply Module for Phone Fast Charging
Asin: B01NALDSJ0 | Model: 200217 | PartNumber: 200217
Our Buck Voltage Regulator Is User-Friendly, Accompany With Dc Interface And Connecting Terminals, Make It Easier To Be Connected To Different Devices..
Note: Input Different Voltage Will Output Different Power: Input Dc 9-24V, Output 5.2V/6A/30W; Input Dc 24-32V, Output 5.2V/5A/25W; Input Dc 32-36V, Output 5.2V/3.5A/18W..
The Voltage Reducer Is With Usb Interface And Quick Charge Identifying Chip, And Is Compatible With Android And Apple..
The Step Down Regulator Adopts Synchronous Rectification Scheme To Provide Wide Voltage Range, Large Current And High Efficiency..
Features
- DROK buck converter input voltage is DC 9v-36v, output voltage is 5.2V (5V-5.3V available according to your input voltage).
- The step down regulator adopts synchronous rectification scheme to provide wide voltage range, large current and high efficiency.
- Our buck voltage regulator is user-friendly, accompany with DC interface and connecting terminals, make it easier to be connected to different devices.
- The voltage reducer is with USB interface and quick charge identifying chip, and is compatible with Android and Apple.
- Note: Input different voltage will output different power: input DC 9-24V, output 5.2V/6A/30W; input DC 24-32V, output 5.2V/5A/25W; input DC 32-36V, output 5.2V/3.5A/18W.
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Brand: DROK | Manufacturer: DROK
See On Amazon #10
DROK Timer Relay, Time Delay Relay DC 5V 12V 24V Delay Controller Board Delay-off Cycle Timer 0.01s-9999mins Trigger Delay Switching Relay Module with LCD Display Support Micro USB 5V Power Supply
Asin: B07DFT2WDS | Model: 200350 | PartNumber: 200350
Lcd Display: The Time Delay Relay Module Is Designed With Lcd Display, Can Clearly And Directly Show The Current Mode And Parameters.
Auto Save: All Setting Parameters Are Automatically Saved By Power-Fail.
Features
- Independent Parameters: OP/CL/LOP parameters can be modified and saved, and they are individual
- Auto Save: All setting parameters are automatically saved by power-fail
- LCD Display: the time delay relay module is designed with LCD display, can clearly and directly show the current mode and parameters
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Brand: DROK | Manufacturer: DROK
Weight: 0.00 Pounds
See On Amazon #11
DROK Adjustable Voltage Regulator DC, Buck Boost Converter 6.0V-36V 9v 12v to DC 0.6-36V 24v 5A Power Supply Panel, Constant Current Volt Step Up Down Module
Asin: B089ND7PTH | Model: 200517 | PartNumber: 200517
Application --- A Compact And Powerful, On The Go Variable Power Supply Or Led Driver; Diy Lab Power Supply..
Memory Data --- 10 Data Groups Of M0-M9 Can Be Stored. Default Will Be Stored In Data Group M0 And M1/M2 Data Group Can Be Quickly Called Up..
Digital Display --- Input Or Out Voltage, Current, Temperature, Power, Electric Capacity, Electric Quantity, Running Time, Voltage And Current Curve, System And Power Parameters..
Easy To Use --- Allows To Set Volts And Limit The Current, Power On Off And Accurate Voltage Setting Return After Power Down..
Features
- Variable Power Supply --- input voltage range DC 6.0-36V, output voltage range DC 0.6-36V, max output current 5A, max output power 80W.
- Easy to Use --- allows to set volts and limit the current, power on off and accurate voltage setting return after power down.
- Application --- a compact and powerful, on the go variable power supply or LED driver; DIY lab power supply.
- Digital Display --- input or out voltage, current, temperature, power, electric capacity, electric quantity, running time, voltage and current curve, system and power parameters.
- Memory Data --- 10 data groups of M0-M9 can be stored. Default will be stored in data group M0 and M1/M2 data group can be quickly called up.
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Brand: DROK | Manufacturer: DROK
See On Amazon #12
DROK Electronic Thermostat Controller, DC 6-30V 24V Digital Temperature Control Board -50 to +110 Degree Celsius High Accuracy LCD Digital Micro Temp Control Switch Module with Waterproof Sensor Probe
Asin: B07GQPT9VG
Lcd Display: Designed With Bright Lcd Display, People Can Check The Temperature Clearly From Any Angle..
Applications: With Waterproof Temperature Sensor Probe, It Can Be Widely Used For Domestic Appliance, Office Machine, Audio, Equipment, Automobile, Etc. （Remote Control Tv Receiver, Monitor Display, Audio,Raspberry Pi Equipment High Rushing Current Use Application）.
User-Friendly Functions: The Thermostat Module Has The Function Of Real-Time Temperature Reporting, Temperature Correction Function, High-Temperature Alarm, Emergency Stop Function And Support Uart Set, Which Make The Module Reliable And Easy To Use..
High Current: Our Digital Temperature Control Board Adopts High Density Pc Board Installation Technology, The Switch Capacity Can Be Up To 10A In Spite Of The Small Size..
Features
- DROK electronic thermostat controller power supply is DC 6-30V or 5V micro USB; control load current is 10A (Max); test temperature is -50~110 ; sensor length is 0.5 meter.
- High current: Our digital temperature control board adopts high density PC board installation technology, the switch capacity can be up to 10A in spite of the small size.
- LCD display: Designed with bright LCD display, people can check the temperature clearly from any angle.
- User-friendly functions: The thermostat module has the function of real-time temperature reporting, temperature correction function, high-temperature alarm, emergency stop function and support UART Set, which make the module reliable and easy to use.
- Applications: With waterproof temperature sensor probe, it can be widely used for domestic appliance, office machine, audio, equipment, automobile, etc. Remote control TV receiver, monitor display, Audio,Raspberry Pi equipment high rushing current use application
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Brand: DROK | Manufacturer: DROK
See On Amazon #13
DROK DC Buck Converter, 6pcs Mini Voltage Regulator DC 4.5-20V 12V 9V Step Down to 5V Reducer Board 3A 10W Fixed Adjustable Volt Output Step-Down Transformer Power Supply Stabilizer Module
Asin: B08Q3PMJTT
High Efficiency --- Conversion Efficiency: Up To 97% (Typical Value: >90% When Step Down 12V To 5V 2A)..
Note --- This Mini Buck Converter Is Very Tiny, Much Smaller Than A 1-Dollar Coin, Nearly A Half Of The Coin..
Protection And Enable Control --- Output Short Circuit Protection, But Please Do Not Keep Short Circuit For A Long Time. The Integrated Enable Port Defaults The Working Mode And It Will Be Off When It Is At Low Electric Level Off, Which Bring A Great Convenience For Users..
Output Voltage Adjustable Or Fixable --- These Tiny 12V To 5V Step Down Converters Can Be Variable At Output Voltage. The Small Board Is Default To Be Used For Output Voltage Adjustment. If You Want To Get Fixed Voltage Output, You Need To Cut Off The Pad A By Using A Sharp Thing Such As A Knife Then Weld Together The Port Of The Fixed Voltage You Want..
Features
- Parameter --- For DROK 12V to 5V voltage regulator: Input voltage: DC 4.5-20V; Output voltage can be adjustable or fixed. Adjustable range: 1-16V; Fixed voltage: 1.8V, 2.5V, 3.3V, 5V, 9V, 12V; Output current: Max 3A (peak: 3A, long-term: within 2A); Power: 10W.
- Output Voltage Adjustable or Fixable --- These tiny 12v to 5v step down converters can be variable at output voltage. The small board is default to be used for output voltage adjustment. If you want to get fixed voltage output, you need to cut off the Pad A by using a sharp thing such as a knife then weld together the port of the fixed voltage you want.
- High Efficiency --- Conversion efficiency: Up to 97% (typical value: >90% when step down 12V to 5V 2A).
- Protection and Enable Control --- Output short circuit protection, but please do not keep short circuit for a long time. The integrated enable port defaults the working mode and it will be off when it is at low electric level off, which bring a great convenience for users.
- NOTE --- This mini buck converter is very tiny, much smaller than a 1-dollar coin, nearly a half of the coin.
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Brand: DROK | Manufacturer: DROK
See On Amazon #14
DROK AC Meter, AC 80-300V 100A Voltage Current Power Factor Frequency Electric Energy Monitor Ammeter Voltmeter Multimeter Tester 110V 220V Digital Color LCD Volt Amp Watt Detector Reader Panel
Asin: B07YC1XHKQ
Display --- Digital Lcd Color Display..
Note --- This Meter Can Only Be Used For Measuring 50-60Hz Pure Ac City Electricity, It Will Be Damaged If Used To Measure Square Wave, Inverter Output Or Modified Sine Wave Circuit..
Data Auto Storage --- When Power Off, The Electric Energy Data Will Be Stored And Memorized Automatically, Can Be Reset..
Measurement Range --- Voltage Ac 80.0-300.0V; Current 0-100A; Power 0-30000W; Electric Energy 0-99999Kwh; Frequency 45.0Hz-65.0Hz; Power Factor 0.00-1.00Pf..
Features
- 6-IN-1 MULTIMETER --- detect and display voltage, current, active power, battery electric energy, power frequency and power factor on 1 interface.
- MEASUREMENT RANGE --- voltage AC 80.0-300.0V; current 0-100A; power 0-30000W; Electric energy 0-99999kwh; frequency 45.0Hz-65.0Hz; power factor 0.00-1.00PF.
- DISPLAY --- digital LCD color display.
- DATA AUTO STORAGE --- when power off, the electric energy data will be stored and memorized automatically, can be reset.
- NOTE --- this meter can only be used for measuring 50-60Hz pure AC city electricity, it will be damaged if used to measure square wave, inverter output or modified sine wave circuit.
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Brand: DROK | Manufacturer: DROK
Weight: 0.22 pounds
See On Amazon #15
DROK 12V to 5V DC USB Buck Converter, Dual USB Port Fast Charger Board Auto Power Supply Adapter DC-DC 10-32V 12V 24V to 5V 9V Voltage Step Down Regulator Car Volt Transformer
Asin: B07SS6XTZY | Model: 200407 | PartNumber: 200407
Output Port --- Dual Usb Port.
Quick Charge --- Qc 2.0, Qc 3.0, Mtk Pe 1.1/2.0, Afc, Fcp, Sfcp.
Protection --- Output Over-Voltage Protection; Input With Fuse..
Output Capacity --- Rated 2.5A/30W *2.
Features
- PARAMETER --- Input voltage DC 10-32V; Output voltage default 5V, after triggering quick charging, it will automatically adjusted at 3-12V.
- OUTPUT CAPACITY --- Rated 2.5A/30W *2
- OUTPUT PORT --- Dual USB port
- PROTECTION --- Output over-voltage protection; Input with fuse.
- QUICK CHARGE --- QC 2.0, QC 3.0, MTK PE 1.1/2.0, AFC, FCP, SFCP
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Brand: DROK | Manufacturer: DROK
See On Amazon #16
DROK USB to 9v, 5v to 12v Step Up, USB Cable DC 5V Boost to 9V 12V Voltage Converter 1A Step-up Volt Transformer Power Regulator Line with LED Display
Asin: B074R7FDCR | Model: 2001708001 | PartNumber: 2001708001
Switch & Led Display: Our Stepup Regulator Is Designed With Switch, You Can Choose The Output Dc 12V Or 9V Through It, And The Led Display Would Tell The Output Voltage Value..
Package Including: 1X 5V To 9V 12V Usb Converter; 1X 3.5*1.35Mm Dc Connector. 1 Year Long Time Warranty. If There's Any Question For Using Or Quality Please Contact Us To Get A Replacement Or Refund..
Convenient Use: Plug And Play, You Can Still Enjoy The Wifi During Power Cuts; Design With Small Dimension, Is Very Convenient To Carry Out..
Application: The Usb To Dc 12V/9V Cable Can Be Used To Power The Router Via Power Bank If Power Down. In Addition, Can Also Be Applied To Other Device Which Is 5V Power Supply, Such As Small Fan, Desk Lamp, Solar Panel, Usb Power Pack, Power Adapter, Speakers That Requires For 12V/9V Poewr And Bluetooth Audio Etc..
Features
- DROK USB step up boost converter input voltage: DC 5V, output voltage: DC 12V/9V, max output current:0.8A (12V)1A (9V) or 1A (9V).
- APPLICATION: the usb to DC 12V/9V cable can be used to power the router via power bank if power down. In addition, can also be applied to other device which is 5v power supply, such as small fan, desk lamp, solar panel, USB power pack, power adapter, speakers that requires for 12V/9V poewr and bluetooth audio etc.
- SWITCH & LED DISPLAY: our stepup regulator is designed with switch, you can choose the output DC 12V or 9V through it, and the LED display would tell the output voltage value.
- CONVENIENT USE: plug and play, you can still enjoy the WIFI during power cuts; design with small dimension, is very convenient to carry out.
- PACKAGE INCLUDING: 1x 5v to 9v 12v USB converter; 1x 3.5*1.35mm DC connector. 1 year long time warranty. If there's any question for using or quality please contact us to get a replacement or refund.
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Brand: DROK | Manufacturer: DROK
Dimensions: 3.10 x 3.70 x 4.30 Inches | Weight: 0.08 pounds
See On Amazon #17
DROK Voltage Test Monitor, 2 pcs Plug in Digital Volt Meter for RV, AC 80-300V Flat US Plug LCD Display Voltmeter 110V 220V Voltage Measuring Monitor Panel Power Line Volt Tester Gauge
Asin: B07JN1JDC1 | Model: 200376BFA | PartNumber: 200376BFA
Flat Plug: Designed As A Flat Plug, This Volt Tester Can Immediately Detect And Measure The Current Voltage By Connecting To The Switch Plug Or Other Kind Of Wall Socket, Simple And Easy To Use, It Allows You To Check On Power Health Of Devices For Preventing The Low Voltage Damage To Your Valuable Household Appliances..
Wide Applications: It Is Ideally Applicable To Measuring The Ac Voltage In Family, Office Space, Industrial And Mining Enterprises, Etc. (Please Keep The Children Away From The Product & Do Not Use The Product In A Damp Environment.).
Lcd Display: Built In Premium Lcd Digital Display With Blue Backlight, This Voltage Monitor Is Convenient For You To View The Data On It Even In Dim Night. Moreover, It Can Be Used As A Voltage Meter As Well As A Night Light..
Adjustable Potentiometer: There’S An Interior Potentiometer Inside The Meter For Accuracy Adjustment. Just Use Screwdriver To Open The Outer Case And Adjust The Potentiometer With Small Size Screw Driver. Adjust The Potentiometer Counter-Clockwise When It’S Excessive Voltage; If The Displayed Voltage Is Too Low, Adjust The Potentiometer Clockwise..
Features
- Wide Measuring Range: DROK plug-in voltage monitor measuring voltage range is AC 80-300V(110V, 220V), with a low consumption of less than 1W (about every 1200 hours consume 1 kilowatt-hour).
- Adjustable Potentiometer: There s an Interior Potentiometer inside the meter for accuracy adjustment. Just use screwdriver to open the outer case and adjust the potentiometer with small size screw driver. Adjust the potentiometer counter-clockwise when it s excessive voltage; if the displayed voltage is too low, adjust the potentiometer clockwise.
- Flat Plug: Designed as a flat plug, this volt tester can immediately detect and measure the current voltage by connecting to the switch plug or other kind of wall socket, simple and easy to use, it allows you to check on power health of devices for preventing the low voltage damage to your valuable household appliances.
- LCD Display: Built in Premium LCD digital display with blue backlight, this voltage monitor is convenient for you to view the data on it even in dim night. Moreover, it can be used as a voltage meter as well as a night light.
- Wide Applications: It is ideally applicable to measuring the AC voltage in family, office space, industrial and mining enterprises, etc. (Please keep the children away from the product & do not use the product in a damp environment.)
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Brand: DROK | Manufacturer: DROK
See On Amazon #18
DROK 5Pcs 10k B3950 Temperature Probe, -25 to 125 Degree Celsius Temp Sensor, 3 Meters 9.8 Feet Sensitive Stainless Steel NTC Temperature Sensor Probe
Asin: B01MZ6Y336 | Model: 300458 | PartNumber: 300458
Advanced Technology: Drok Smart Temp Probe Adopts Sensitive And Reliable Ntc Thermistor And Connected By Pvc Wire, 3 Meter Lead Length (9.8Ft), Available For Remote Temperate Measuring And Controlling..
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Wide Application: This Multifunctional Test Probes Can Be Used In Household Air Conditioner, Refrigerator, Water Fountain, Drying Box, Constant Box, Etc..
High-Quality Stainless Steel Probe: This Temperature Test Probes Has 5*25Mm Stainless Steel Housing, Which Is Waterproof, Moisture-Proof And Anti-Rust..
Features
- Wide Measuring Range: DROK digital thermometer probe is able to tolerate the widest measuring range (-25 c to 125 c (-13 to 257 )).
- High-quality Stainless Steel Probe: This temperature test probes has 5*25mm stainless steel housing, which is waterproof, moisture-proof and anti-rust.
- Advanced Technology: DROK smart temp probe adopts sensitive and reliable NTC thermistor and connected by PVC wire, 3 meter lead length (9.8ft), available for remote temperate measuring and controlling.
- Wide Application: This multifunctional test probes can be used in household air conditioner, refrigerator, water fountain, drying box, constant box, etc.
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Brand: DROK | Manufacturer: DROK
Weight: 0.00 Pounds
See On Amazon #19
DROK DC-DC Buck Converter 3.5-30V to 0.8-29V 10A Step-Down Volt Adjustable Output Voltage Regulator Module Power Supply with High Accuracy Voltmeter Red Digital Tube Display
Asin: B017SLMVXM | Model: 200143 | PartNumber: 200143
Metal Case: Drok Volt Transformer Is Designed With Metal Case, Can Protect The Module From Destroying, And The Case Itself Is A Heat Sink, Excellent To Help Module Cooling..
Small Size: The Switching Power Supply Module Is With Compact Design, Dimension Is 85Mm*58Mm*33Mm(L*W*H)..
Note: Please Make Sure That The Input Voltage Is Higher Than The Output Voltage At Least 1V; Please Note That This Module Doesn't Have Reversed Connection Protection, Pay Attention To This Before Wiring Connection..
Led Voltage Meter: The Step Down Regulator Is Equipped With High Accuracy Voltmeter, Red Led Display, Press The Key To Switch Display Input Voltage Or Output Voltage..
Features
- DROK DC buck converter input voltage range is DC 3.5~30V, output adjustable voltage range is DC 0.8~29V, max output current is 10A, conversion rate can up to 92%.
- LED Voltage Meter: the step down regulator is equipped with high accuracy voltmeter, red LED display, press the key to switch display input voltage or output voltage.
- Metal Case: DROK volt transformer is designed with metal case, can protect the module from destroying, and the case itself is a heat sink, excellent to help module cooling.
- Note: please make sure that the input voltage is higher than the output voltage at least 1V; please note that this module doesn't have reversed connection protection, pay attention to this before wiring connection.
- Small Size: the switching power supply module is with compact design, dimension is 85mm*58mm*33mm(L*W*H).
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Brand: DROK | Manufacturer: DROK
Dimensions: 1.30 x 3.35 x 2.28 Inches | Weight: 0.26 Pounds
See On Amazon #20
DROK Transistor Tester, Mosfet Transistor Capacitor Tester, Mega328 NPN PNP Transistor Diode Resistor Inductor Capacitance MOS SCR ESR Meter Automatic Checker Detector
Asin: B01MS1FOYM | Model: 300427 | PartNumber: 300427
✔ Automatical Identification: Drok Intelligent Transistor Checker Is Able To Detect Npn And Pnp Transistors, N-Channel And P-Channel Mosfet, Diodes, Thyristors, Resistors, Capacitors Or Other Devices Automatically..
✔ Auto Shut-Down Function: Our Advanced Electronic Transistor Tester Owns Auto Shut-Down Function. There Is Shutdown Countdown Displayed On The Monitor And The Shutdown Countdown Time Can Be Extended To 40S..
✔ Battery Powered: This Monitor Is Powered By Dc9v Battery (Not Included)..
✔ Large & Clear Lcd Digital Display: This Amazing Detector Adopts 1.8" Tft Color Lcd Screen With High-Resolution. Besides, Different Parameter Is Shown With Different Color, Convenient And Simple For You To Check The Parameter..
Features
- WIDE APPLICATION: This multifunctional capacitance meter can be used to test triode, field-effect tube(FET), diode, resistor, capacitor, inductor, MOS, SCR, which is available for various electric transistor testing.
- LARGE & CLEAR LCD DIGITAL DISPLAY: This amazing detector adopts 1.8 TFT color LCD screen with high-resolution. Besides, different parameter is shown with different color, convenient and simple for you to check the parameter.
- AUTOMATICAL IDENTIFICATION: DROK intelligent transistor checker is able to detect NPN and PNP transistors, N-channel and P-channel MOSFET, diodes, thyristors, resistors, capacitors or other devices automatically.
- BATTERY POWERED: This monitor is powered by DC9V battery (not included).
- AUTO SHUT-DOWN FUNCTION: Our advanced electronic transistor tester owns auto shut-down function. There is shutdown countdown displayed on the monitor and the shutdown countdown time can be extended to 40s.
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Brand: DROK | Manufacturer: DROK
See On Amazon #21
DROK CNC DC Buck Converter with Meter, 6-70V to 0-60V 20A 1200W, DC 5V 9V 12V 24V 36V 48V 60V Fixed Output Voltage, Adjustable Power Supply Voltage Regulator Step Down Module
Asin: B0CNVWC66L
Cooling Fan --- This Adjustable Power Supply Converter Is Equipped With A Temperature-Controlled Cooling Fan With Large Heat Sink Which Can Keep It Cool When It's Too Hot..
Protection --- With External Temperature Protection, Input Over Voltage Protection, Input Under Voltage Protection, Output Over Voltage Protection, Output Over Current Protection, Output Over Power Protection, Over Temperature Protection, Timeout Protection, Over Capacity Protection And Over Energy Protection. This Buck Converter Has Totally One-Year Long Period Warranty Guarantee Since You Get The Item..
Lcd Display --- The Module Status Reader Is Designed With Lcd Color Screen, Clear And Convenient..
Low Ripple Output --- The Materials Are Solid And The Input Common Mode Inductor Greatly Reduces The Influence Of The Input Power Supply Ripple And Achieves Low Ripple Output..
Features
- Parameters --- Input Voltage is 6-70V; Output Voltage is 0-60V; Output Current is 0-20A; Output Power 0-1200W. Fixed output voltage can be set: 5V/9V/12V/24V/36V/48V/60V.
- Low Ripple Output --- The materials are solid and the input common mode inductor greatly reduces the influence of the input power supply ripple and achieves low ripple output.
- Cooling Fan --- This adjustable power supply converter is equipped with a temperature-controlled cooling fan with large heat sink which can keep it cool when it's too hot.
- LCD Display --- The module status reader is designed with LCD color screen, clear and convenient.
- Protection --- With External Temperature Protection, Input Over Voltage Protection, Input Under Voltage Protection, Output Over Voltage Protection, Output Over Current Protection, Output Over Power Protection, Over Temperature Protection, Timeout Protection, Over Capacity Protection and Over Energy Protection. This buck converter has totally one-year long period warranty guarantee since you get the item.
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Brand: DROK | Manufacturer: DROK
See On Amazon #22
DROK Alligator Clips, 20pcs Insulated Electrical Test Kit 1.77"/45mm 10A Pure Copper Alligator Clip Crocodile Clamps Jumper Helper with Protective Insulation Cover
Asin: B07B2R3GCD | Model: 2001802002 | PartNumber: 2001802002
Good Quality Clips --- With Aligned Sharp Teeth, Solid Springs And Rivet, The Cooper Alligator Clips Are Featured With Good Clamping Pressure And Good Bite On Jaws..
Note --- 1)Package Includes:10 X Black Clips, 10 X Red Clips; 2)Without Wires; 3)To Ensure Service Life And Good Clamping Force, The Spring And Rivet Are Not Made Of Pure Cooper..
Safe And Reliable --- The Thickened Sleeves Possess Sturdy Isolation And Fit Well Without Interfering With How The Clip Functions..
Application --- Electric Circuit; Automotive Motors, Fuel Pumps And Starters; Battery-Powered Projects; Electronic Projects；Hvac System; Test Bench; Fire Alarm System Troubleshooting..
Features
- PARAMETER --- rated current 10A; gator clip length 45mm/1.77"; gator clip opening range 10mm; gator clip thickness 0.5mm.
- APPLICATION --- electric circuit; automotive motors, fuel pumps and starters; battery-powered projects; electronic projects HVAC system; test bench; fire alarm system troubleshooting.
- Good quality clips --- with aligned sharp teeth, solid springs and rivet, the cooper alligator clips are featured with good clamping pressure and good bite on jaws.
- Safe and reliable --- the thickened sleeves possess sturdy isolation and fit well without interfering with how the clip functions.
- Note --- 1)Package includes:10 x black clips, 10 x red clips; 2)Without wires; 3)To ensure service life and good clamping force, the spring and rivet are not made of pure cooper.
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Brand: DROK | Manufacturer: DROK
Weight: 0.00 pounds
See On Amazon #23
DROK Waterproof 60W Automatic Step Up Down Voltage Regulator Stabilizer 10V-36V to 12V 5A Buck Boost Power Converter 12V Volts Regulator for Fan Motor
Asin: B018WZK5XQ | Model: 200154 | PartNumber: 200154
Uses Aluminum Alloy Shell And Organic Silica Gel Packaging Technology, Better To Conduct Heat, Waterproof Grade Ip67..
Compact Design And Small Size, Has Wide Application, Car Alarm, Radio, Interphone, Motors, Audio, Navigator, Monitor, Led Car Display, Etc..
Easy To Connect Wires, Input: Red(+) Black(-), Output: Yellow(+) Black(-); Please Connect Wires Correctly, Or It Will Be Damaged..
With Intelligent Temperature, Over-Heat, Short Circuit And Transient Absorption High Voltage Protection, More Safe To Use..
Features
- Adopted synchronous rectification technology, has high conversion efficiency(up to 96%), stable performance and low heat.
- With intelligent temperature, over-heat, short circuit and transient absorption high voltage protection, more safe to use.
- Uses Aluminum alloy shell and organic silica gel packaging technology, better to conduct heat, waterproof grade IP67.
- Easy to connect wires, Input: red(+) black(-), Output: yellow(+) black(-); please connect wires correctly, or it will be damaged.
- Compact design and small size, has wide application, car alarm, radio, interphone, motors, audio, navigator, monitor, LED car display, etc.
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Brand: DROK | Manufacturer: DROK
Dimensions: 1.26 x 2.91 x 2.91 Inches | Weight: 0.55 pounds
See On Amazon #24
DROK 20A/240W High Current Non-Isolated Buck Voltage Converter Regulator Waterproof DC-DC 17-35V 24V to 12V Step-Down Power Supply Transformer Module for Automotive CMB Audio System LED Display
Asin: B00F5TQ6P4 | Model: 090066 | PartNumber: 090066 | Ean: 0519397033220 | UPC: 519397033220
Multiple Protection Function: Short-Circuit Protection, Over-Current Protection, Automatic Recovery After Troubleshooting, Hence Safe For Use..
Applications:Buses, Cmb, Large Trucks, Emu, Solar Power, Bus Led Display, Taxi Advertising Screen, Taxi Radio Without Interference, Car Audio, Lcd Tvs, Led, Intercom And Monitoring Systems..
Test Reference:Input 28.2V 4.54A 128W, Output 11.5V 10A 115.0W, Conversion Rate 115/128=89.8%..
Input Voltage: Dc 24V (Dc 17-35V, Adjustable); Output Voltage: Dc 12V (Non-Adjustable); Output Current: 20A, 240W..
Features
- The module is synchronous rectification non-isolated step-down module (BUCK), low heat and high efficiency(up to 90%).
- Input Voltage: DC 24V (DC 17-35V, adjustable); Output Voltage: DC 12V (non-adjustable); Output Current: 20A, 240W.
- Multiple protection function: Short-circuit protection, over-current protection, automatic recovery after troubleshooting, hence safe for use.
- Test reference:Input 28.2V 4.54A 128W, Output 11.5V 10A 115.0W, Conversion rate 115/128=89.8%.
- Applications:Buses, CMB, Large trucks, EMU, Solar Power, Bus LED Display, Taxi advertising screen, Taxi radio Without interference, Car audio, LCD TVs, LED, Intercom and monitoring systems.
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First Available: 05/15/2017
Brand: DROK | Manufacturer: DROK
See On Amazon #25
DROK AC Volt Amp Meter, 3pcs AC 60-500V 100A Voltage Current Monitor Digital LED Display Voltmeter 110v 220v Volt Detetor Green Red Yellow Signal Indicator Light Panel
Asin: B0BG2KB51R | Model: 200638FBA | PartNumber: 200638FBA
The Lampshade Of The Voltmeter Is Made Of High Strength Polycarbonate, Has Good Impact Resistance, Built-In Screw-Type Wiring, Which Makes More Safe And Convenient Terminal..
Package Includes Three Mini Digital Voltmeter, 1 Is Green, 1 Is Red, And The Other Is Yellow..
The Volt Panel Is With Long Service Life, Low Energy Consumption, Tiny Size, Light Weight Features..
It Can Be Used As Signal Indication, Warning Signal, Accident Signal And Other Signals In The Line Of Electric Power, Telecommunication, Machine Tool, Ship, Textile, Printing And Mining Machinery..
Features
- This Meter Can display Voltage&Current. Input Voltage range is AC 60-500V; measuring voltage range is AC 60-500V; measuring current range is AC 0-100A; voltage measuring precision is 2V; Current measuring precision is 1A; working environment temperature range is -40 to 131 .
- It can be used as signal indication, warning signal, accident signal and other signals in the line of electric power, telecommunication, machine tool, ship, textile, printing and mining machinery.
- The lampshade of the voltmeter is made of high strength polycarbonate, has good impact resistance, built-in screw-type wiring, which makes more safe and convenient terminal.
- The volt panel is with long service life, low energy consumption, tiny size, light weight features.
- Package includes three mini digital voltmeter, 1 is green, 1 is red, and the other is yellow.
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Brand: DROK | Manufacturer: DROK
Weight: 0.04 pounds
See On Amazon #26
DROK Voltage Boost Converter, DC 8-60V to 10-120V 15A 900W Numerical Control Step Up Voltage Current Adjustable Regulator Constant Module Output 48V 24V 12V Power Supply with LED Display Heat Sink
Asin: B08PV5YY55
Data Save --- The Boost Converter Can Save Up To 10 Sets Of Parameter Settings. It’S Easy To Save And Very Convenient To Call Out Parameters At Any Time You Would Like To..
Notes --- 1) No Big Difference Between Input And Output Voltage. Otherwise The Power Loss Will Increase Then The Actual Output May Not Be As What Expected; 2) Actual Output Current Is Mainly Decided By The Load. Converter Can Only Set A Limit On Output Current; 3) When Powering High-Power Appliances, Please Turn Off The Automatic Output Function, Correctly Connect The Converter, And Then Press The "Ok" Button To Output. After The Voltage Rises To The Set Voltage, Turn On The Appliances..
Wide Application --- The Step Up Power Converter Does Great For Wind Power, Dc Generators, Solar Panels To Charge Battery, And It Also Can Be Made As A Boost Power Supply To Power Devices..
Realtime Led Display & Indicators --- The Transformer Board Is Designed With Bright 4-Digit Led To Display Output Voltage, Current At Default Simple Mode. By Manual Setting To Fully Functional Mode, The Stabilizer Would Show More Parameters, Such As Power And Capacity. Also The Board Is Equipped With Working Indicators To Show Real-Time Working Status..
Features
- Parameter --- Input voltage: DC 8-60V; Output voltage: DC 10-120V; Input current: 0-15A; Output current: 0-15A.
- Realtime LED Display & Indicators --- The transformer board is designed with bright 4-digit LED to display output voltage, current at default simple mode. By manual setting to fully functional mode, the stabilizer would show more parameters, such as power and capacity. Also the board is equipped with working indicators to show real-time working status.
- Data Save --- The boost converter can save up to 10 sets of parameter settings. It s easy to save and very convenient to call out parameters at any time you would like to.
- Wide Application --- The step up power converter does great for wind power, DC generators, solar panels to charge battery, and it also can be made as a boost power supply to power devices.
- Notes --- 1) No big difference between input and output voltage. Otherwise the power loss will increase then the actual output may not be as what expected; 2) Actual output current is mainly decided by the load. Converter can only set a limit on output current; 3) When powering high-power appliances, please turn off the automatic output function, correctly connect the converter, and then press the OK button to output. After the voltage rises to the set voltage, turn on the appliances.
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Brand: DROK | Manufacturer: DROK
Weight: 0.64 pounds
See On Amazon #27
DROK 0.56 Inch DC 3-30V Digital Voltmeter Voltage Tester Gauge Green Bright LED Display Two Wires Volt Meter for Solar Battery Monitor Car Motor Panel Mount
Asin: B00C2NTJHS | Model: 090079 | PartNumber: 090079
Safe To Use: With Reversed Connection Protection, It Will Not Be Burnt Even When Connected Reversely, But The Screen Display Nothing..
It Is Perfect To Monitor The Condition Of The Battery, Especially For Solar Projects, You Can Use It On Your Car, Trailer, Motor, Etc..
Large Screen And Bright Led Display, And It Is Well Made, The Strong Plastic Case Prevents It From Easily Damaged By Outer Force..
Easy To Connect Wires: It Only Has Two Wires, The Red Connects To Positive And The Black Connects To Negative..
Features
- High accuracy: Its decimal point will automatically move, and It also has a tiny potentiometer to do finer adjustments.
- Easy to connect wires: It only has two wires, the red connects to positive and the black connects to negative.
- Safe to use: with reversed connection protection, it will not be burnt even when connected reversely, but the screen display nothing.
- Large screen and bright LED display, and it is well made, the strong plastic case prevents it from easily damaged by outer force.
- It is perfect to monitor the condition of the battery, especially for solar projects, you can use it on your car, trailer, motor, etc.
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Brand: DROK | Manufacturer: DROK
Dimensions: 0.87 x 1.89 x 1.14 Inches | Weight: 0.27 Pounds
See On Amazon #28
DROK Charge Discharge Monitor, DC 8-100V 200A Battery Monitor 12V 24V 36V 48V 60V Coulometer Watt Meter, 2.4 inch LCD Color Screen Capacity Percentage Time Power Voltmeter Ampmeter for RV Solar Panel
Asin: B0BR51TB9X
Backlight Alarm --- After Turning On Lbr Function, When The Remain Capacity Is Lower Than 20% Or Voltage Is Lower Than Lvp; The Backlight Will Flash To Alarm. The Backlight Will Also Flash When Charging Current Is Higher Than Sti(The Current Value For Turning Off Screen)..
Warranty --- This Coulometer Has Totally One-Year Long Period Warranty Guarantee Since You Get The Item..
Application --- Can Be Used As Battery Charge Discharge Tester Meter Coulometer For Automotive And Car Battery; As Battery Capacity Monitor For Solar Panel; As Voltage Meter, Ampere Meter, Power Meter For Rv Boat, Etc..
Display --- This Coulometer Is Equipped With 2.4 Inches Lcd High Precision Color Screen. Bigger Size And Higher Contrast, Easily And Clearly To Read The Parameters Whenever At Night And Day, Indoor Or Outside, Even Under The Sunshine..
Features
- Parameter --- Voltage Range: 8-100V; Current Range: 0.1-200A; Power: 0-50KW; Capacity: 0.1-99999AH; Voltage Accuracy: 1%+2digits; Current Precision: 0.5%+2digits; Measure Speed: 20 Time/s.
- Display --- This coulometer is equipped with 2.4 inches LCD high precision color screen. Bigger size and higher contrast, easily and clearly to read the parameters whenever at night and day, indoor or outside, even under the sunshine.
- Backlight Alarm --- After turning on LBR function, when the remain capacity is lower than 20% or voltage is lower than LVP; the backlight will flash to alarm. The backlight will also flash when charging current is higher than STI(the current value for turning off screen).
- APPLICATION --- can be used as battery charge discharge tester meter coulometer for automotive and car battery; as battery capacity monitor for solar panel; as voltage meter, ampere meter, power meter for RV Boat, etc.
- Warranty --- This coulometer has totally one-year long period warranty guarantee since you get the item.
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Brand: DROK | Manufacturer: DROK
See On Amazon #29
DROK Delay Relay Module, DC 6-30V Timer Relay 6V 12V 24V 0.01s-9999min 50-130mA Digital Timer Cycle Delay, Power Supply ON/Off Controller, 10 Working Modes with LCD Display
Asin: B09DTXTK25 | Model: 200594 | PartNumber: 200594
Button Trigger Control --- Supports For High And Low Level Trigger, Value Control, Npn And Pnp Sensor Access, Suitable For Most Situation..
Auto Save --- All The Setting Parameters Are Automatically Saved After Power Off..
Auto Sleep Mode --- Automatically Close Lcd Display Without Any Operation In 5 Minutes, Press Any Button To Wake Up..
Lcd Display --- Working Modes And Parameters Are Clear At A Glance..
Features
- Parameter --- Working Voltage: DC 6.0-30V; Working Current: 50-130mA; Timing Range: 0.01s-9999min.
- LCD Display --- Working modes and Parameters are Clear at a Glance.
- Button Trigger Control --- Supports for High and Low Level Trigger, Value Control, NPN and PNP Sensor Access, Suitable for Most Situation.
- Auto Sleep Mode --- Automatically Close LCD Display Without any Operation in 5 Minutes, Press any Button to Wake up.
- Auto Save --- All the Setting Parameters are Automatically Saved After Power Off.
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Brand: DROK | Manufacturer: DROK
See On Amazon #30
DROK USB Volume Control Knobs Audio Controller for Adjusting Volume of Computers, No Loss of Sound Quality with 4.6 Feet Cable
Asin: B016U2KXCG | Model: 180047 | PartNumber: 180047
Super Easy To Be Mute: Pressing Down The Top Cover Will Turn To Be Mute; Pressing Again It Will Return To The Original Volume..
The Length Of Usb Is 1.4M, It's Solid And Well Made; An Ideal For You To Control Volume Of Computers..
The Usb Wire Controller Controls Computer Sound Card By Instruction, Sound Doesn't Get Through Wire, So No Loss Of Sound Quality..
The Entire Top Of This Is One Big, Physical Volume Control Knob, Use Stepper Digital Potentiometer, Pointing Adjustment, Has A Very Nice Feel..
Features
- This USB volume controller is very easy to use, can be directly plugged into computer USB port to control volume of your computer, has stable performance.
- The entire top of this is one big, physical volume control knob, use stepper digital potentiometer, pointing adjustment, has a very nice feel.
- Super easy to be mute: pressing down the top cover will turn to be mute; pressing again it will return to the original volume.
- The USB wire controller controls computer sound card by instruction, sound doesn't get through wire, so no loss of sound quality.
- The length of USB is 1.4m, it's solid and well made; An ideal for you to control volume of computers.
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Brand: DROK | Manufacturer: DROK
See On Amazon