The E52-400NW30S is a wireless serial port LoRa MESH networking module based on LoRa spread spectrum technology. It features a maximum output power of 30 dBm, an air data rate of up to 62.5 kbps, and supports a maximum baud rate of 460,800 bps. Operating on a default frequency band of 433.125 MHz, this LoRa MESH module utilizes a novel networking technology characterized by decentralized architecture, self-routing capabilities, network self-healing, and multi-level routing. It is ideally suited for a wide range of application scenarios, including smart homes, industrial sensors, wireless security and alarm systems, building automation solutions, and smart agriculture.