Features flash-on, flash-off function, by passing argument to the command, it is possible to turn on the relay for a while and then close it automatically Supports DC 7~36V wide range power input and PoE power supply ^^ Supports relay control through MQTT protocol, comes with Alibaba Cloud MQTT application demo ^^ Onboard Optocoupler isolation, prevent the relay from being interfered by high-voltage circuit ^^ Reverse-proof circuit, prevent the circuit from being damaged accidentally by incorrect connection High-quality relay, contact
rating: 10A 250VAC/30VDC ^^ Rail-mounted ABS case, easy to install, safe to use 4 LEDs and Network indicators for indicating the MCU status and signal transceiving status