The Internet of Things module, also known as the wireless receiving module, is divided into WiFi module, GPRS data transmission module, Bluetooth module, RF radio frequency module, 2G-5G module, LoRa module, etc. It has multiple communication methods and is suitable for Modbus, TCP, Mqtt protocols. The structure resembles an electronic chip in appearance, with a compact size and powerful functions. Users can choose the module type according to their own needs for data collection and monitoring, achieve remote control and abnormal alarm, and can also be embedded in other motherboards to quickly connect electronic devices to the network. Most of the modules referred to in the Internet of Things industry are wireless network data transmission modules, which serve as media for data transmission and assist in information push and reception.