This product comes with ESP-01S
The intelligent relay module based on ESP-01S WIFI module design, can be used for DIY their own smart switch, you can remotely control through the mobile phone APP.
Module operating Voltage: DC 5V
Relay load capacity: 10A 250VAC 10A 125VAC 10A 30VDC 10A 28VDC
Designed for smart home, internet of thing and other DIY project.
With this smart relay, you can easily control your smart switch to control any device on your phone anywhere.
Fine workmanship and good performance.
Easy to use and long service life.