RA-02 SX1278 Lora Module 433Mhz with adapter board ADXL345 Since the nRF8001 chip may

Since the nRF8001 chip may receive data anytime even not selected by SPI master (Atmega32U4)

line count

At present

TP4056 with Protection Board

RA-02 SX1278 Lora Module 433Mhz with adapter board ADXL345 Since the nRF8001 chip mayRa 02 is based on SX1278 wireless transparent transmission module (transceiver one), with IPEX socket it can connect external antenna. Using advanced LoRa spread spectrum technology, communication distance is10000 meters, super error correction, anti interference ability, with the air wake up function (ultra low power consumption). It can be used in the enviroment with thousands of people,especially for meter reading, smart home, burglar alarm and