Wireless transparent transmission module SRWF-2E86A (referred to as 2E86A) by ST high speed low power MCU and with LoRa of spread spectrum technology of high-performance SX1278 RF chip, High performance forward error correction channel coding technique is adopted at the same time, The anti-interference ability of the wireless transmission is improved, the transmission error rate is reduced, and the reliability and the stability of the data transmission are ensured. 2E86A provides a flexible parameter configuration capability, the user can configuration module transmit power, channel, serial rate, sleep mode and other parameters according to the actual needs of real-time, to facilitate the use of the user.