Introduction HC-02 Bluetooth serial communication module is based on the Bluetooth V2.0 Bluetooth protocol data transmission module, high stability, ultra low power consumption, industrial grade Bluetooth data transmission module. Users do not need to care about complex wireless communication configuration and transmission algorithms. They only need to connect to devices through TTL serial port. Powered the … Continue reading HC-02 Bluetooth 4.0 BLE Slave Module to UART Transceiver for Arduino Compatible with Android and iOS