Sonoff Basic R4 Smart Switch

• Control from Anywhere:With the Basic R4, you can turn your lights or devices on and off using an app called eWeLink. This means you dont have to be home to control thingsyou can do it from anywhere!
• eWeLink-Remote Control:Sonoff Basic R4 is a smart switch with the gateway function of eWeLink-Remote. You can add eWeLink-Remote sub-devices, useS-Mate2to pair with Basic R4, and then set the scene, you can reach the two-way control and local control.
• Control Multiple Devices at Once:You can group several devices together and control them all at the same time, making life easier.