Easily handles the current output
I'm using this relay board to connect my ESP8266 'NodeMCU' board with my garage door opener. It works perfectly with the 3.3V output of the ESP8266.
The ESP8266 WiFi 5V 1 Channel Relay Module equips with the ESP8266 WiFi module and micro-controllers, through the mobile phone APP to the module to send serial instructions to achieve in the LAN within the relay for wireless control.
This intelligent esp relay module is independently designed and produced by IOTMCU studio. It is designed based on the ESP-01 / 01S WIFI module and can be used for DIY's own intelligent switch. It can provide APP and LUA source programs via mobile APP remote control. This esp module is ready to use, simple and convenient.
|5 x 4 x 3cms
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