PN532 NFC RFID Module V3 Reader Writer Breakout Board For Arduino Android Feature: Small dimension and easy to embed into your project Support I2C, S..
HC-12 Wireless Transceiver Modules 433Mhz – 1000 MetersHC-12 Wireless Transceiver Modules 433Mhz are wireless serial port communication modules, It is based on ..
Arduino 125K RFID Card Reader Module RDM6300 ID RF Module UART OutputÂ Overview RDM6300 125KHz cardreader mini-module is designed for reading code from 12..
This develop board integrated ESP8266 and 18650 battery. A standard 3000mAH 18650 battery could run it 17 hours. What is it? You can call it "WiFi Battery". I a..