Lora Module Ra-02DESCRIPTION The Lora Module Ra 02 is a wireless transmission module based on SEMTECH SX1278 wireless transceiver. It adopts advanced LoRa spread spectrum technology, with a communication distance of 10,000 meters. It has a strong anti jamming ability and has the function of air alarm clock up Consumption. can be covering thousands of people in the neighborhood environment, especially suitable for reading counters, smart home, alarm equipment.