This WiFi relay module is a wireless dual channel relay module based on the ESP8266 WiFi module and is compatible with Arduino. It features open-source platform, multiple trigger modes, easy installation, strong compatibility, and low power consumption design. The module has a DC 5V 10A input voltage and supports WiFi network remote control and TCP/IP protocol. It is suitable for DIY enthusiasts and embedded applications, and can be used for smart home automation and IoT devices.