Geekstory - Buying Guide
Last Updated: 05/06/2024
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Geekstory Optical Fingerprint Reader Sensor Module Door Lock Access Control Red Light for Arduino Mega2560 UNO R3
Asin: B07BQ9VNWR | Model: GR2904 | PartNumber: GR2904 | Ean: 0702795764432 | UPC: 702795764432
Package Includes:1 X Optical Fingerprint Reader Sensor, 2 X Cable. You Can Enroll New Fingers Directly - Up To 240 Finger Prints Can Be Stored.
The Fingerprint Moudle Documentation Link Cannot Be Displayed. If You Need Technical Documentation, Please Click “Geekstory” To Em-Ail Us.
Applications: Fingerprint Door Locks, Safes, Guns, Financial And Other Security Areas; Access Control Systems, Industrial Computers, Pos Machines, Driving Training, Attendance And Other Areas Of Identity; Fingerprint Payment And Other Financial Areas.
Fingerprint Sensor Module Can Work With Any Microcontroller Which With Serial Port: Such As Compatible With Arduino, 51, Avr, Stm32, Pic, Arm, Msp430.
Features
- Optical fingerprint sensor secure your project with biometrics. This fingerprint module can be used for fingerprint collection, fingerprint registration, fingerprint comparison and fingerprint search, it's easy to use, so its perfect for any project
- Fingerprint sensor module can work with any microcontroller which with serial port: such as compatible with arduino, 51, avr, stm32, pic, arm, msp430
- Package Includes:1 X Optical Fingerprint Reader Sensor, 2 X Cable. You can enroll new fingers directly - up to 240 finger prints can be stored
- Applications: Fingerprint door locks, safes, guns, financial and other security areas; Access control systems, industrial computers, POS machines, driving training, attendance and other areas of identity; fingerprint payment and other financial areas
- The fingerprint moudle documentation link cannot be displayed. If you need technical documentation, please click Geekstory to em-ail us
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Brand: Geekstory | Manufacturer: Geekstory
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Geekstory 5PCS DS18B20 Temperature Sensor, Waterproof Temp Digital Thermal Stainless Steel Tube Probe 3M 118.1 inch for Raspberry pi, Arduino
Asin: B0859X3X1P
★This Multifunctional Test Probes Widely Applications Can Be Used In Refrigerator, Constant Box, Thermostatic Controls, Industrial Systems, Any Thermally Sensitive System, Etc. No Other Components, Unique Single Bus Interface..
★The Product Documentation Link Cannot Be Displayed. If You Need Technical Documentation, Please Click “Geekstory”(You Can Find "Sold By Geekstory" Under Buy Now Button), In The New Page, Click “Ask A Question” To Email Us..
★What You Will Get: 5Pcs Ds18b20 Temperature Sensor With 4.7Kω Resistor..
★Power Supply Range: 3.0V To 5.5V. Output: Red (Vcc), Yellow(Data) , Black(Gnd), Wide Testing Temperature Range Of -55 °C ~ +125 °C, Accuracy Over The Range Of -10°C To +85°C: ±0.5°C..
Features
- The stainless steel probe adopts imported DS18B20 Chip, stable performance, anti-rust and strong waterproof. 3 meter lead length (118.1 inch), available for remote temperate measuring and controlling.
- Power supply range: 3.0V to 5.5V. Output: red (VCC), yellow(DATA) , black(GND), Wide testing temperature range of -55 c ~ +125 c, Accuracy over the range of -10 C to +85 C: 0.5 C.
- This multifunctional test probes Widely applications can be used in refrigerator, constant box, thermostatic controls, industrial systems, any thermally sensitive system, etc. No other components, unique single bus interface.
- What you will get: 5pcs DS18B20 Temperature Sensor with 4.7K resistor.
- The product documentation link cannot be displayed. If you need technical documentation, please click Geekstory (you can find Sold by Geekstory under Buy Now button), in the new page, click Ask a question to email us.
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Brand: Geekstory | Manufacturer: Geekstory
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Geekstory 5PCS HX711 AD Weighing Module Load Cell Amplifier 24 Bits Precision Weight Sensors Converter Modules for Ar.duino Raspberry Pi
Asin: B0CD7VNDQ1
The Input Circuit Can Be Configured As A Pressure Bridge (E.G., In Pressure Balance Mode) To Achieve High Accuracy And Low Cost, Making It An Ideal Front-End Module..
Please Click “Geekstory”(You Can Find ""Sold By Geekstory" Under Buy Now Button), In The New Page, Click “Ask A Question” To Con.Tact Us.
Simple Digital Control And Serial Interface: Pin Control, No Programming Required..
The On-Chip Active Low Noise Pga Is Selectable Between 3264 And 128X Gain..
Features
- The HX711 module uses 24 high-precision A/D converter chips, the HX711 is designed for high-precision electronic scales and has two analogue input channels with an integrated 128x programmable amplifier.
- The on-chip active low noise PGA is selectable between 3264 and 128x gain.
- The input circuit can be configured as a pressure bridge (e.g., in pressure balance mode) to achieve high accuracy and low cost, making it an ideal front-end module.
- Simple digital control and serial interface: pin control, no programming required.
- Please click Geekstory (you can find Sold by Geekstory under Buy Now button), in the new page, click Ask a question to con.tact us
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Brand: Geekstory | Manufacturer: Geekstory
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Geekstory 4 Cell 6V AA Battery Holder Case with JR Connector Battery Cover Storage Box for RC Servo Tester DIY (Pack of 4)
Asin: B0CD7B9SP7
The Battery Box Connector Type:Jr Connector.
Package Content: 4Pcs 4 X Aa Battery Holder. Please Visit "Geekstory" If You Have Any Questions About This Product Or If You Need Additional Battery Packs.
Compatible With: Rc Vehicles,Boats,Other Models And Electronics Projects. Exquisite Workmanship & Durable.
Battery Type: 4 X Aa Battery. It Is Suitable For Diy And Maintenance Of All Kinds Of Dc Equipment.
Features
- Designed for AA battery and AA batteries are not included, you need prepare AA Batteries by yourself.
- Battery Type: 4 x AA Battery. It is suitable for DIY and maintenance of all kinds of dc equipment
- The Battery Box Connector Type:JR Connector
- Compatible with: RC Vehicles,Boats,other Models and Electronics Projects. Exquisite workmanship & Durable
- Package Content: 4pcs 4 x AA Battery Holder. Please visit Geekstory if you have any questions about this product or if you need additional battery packs
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Brand: Geekstory | Manufacturer: Geekstory
Warranty: Six Months
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