ESP8266 10A DC 7-30V Network Relay WIFI Module

Description

ESP8266 10A DC 7-30V Network Relay WIFI Module With ESP8266 Wifi module,4-layers board design. Input overvoltage protection, input with TVS, when the voltage exceeds 33V, automatic protection will operate. Input overcurrent protection. 220V 10A relay, one normally open, one normally closed. One way optocoupler isolation input, TVS input protection.