Sonoff 4-Gang Wi-Fi Smart Switch With Rf Control 3 Working Modes White

4-Gang Wi-Fi Smart Switch With Rf Control

3 Working Modes

Independently/Mutual Control 4 Devices Turn On/Off The 4 Connected Devices Separately In Self-Locking Mode. Turn On 1 Device But Turn Off The Other 3 Devices At The Same Time In Interlock Mode.

Dry Contact: If Your Device Does Not Need To Be Powered Through The Output Of The 4chpror3, But Only Needs To Use It As A Smart Switch To Control The Line On And Off, The 4chpror3 Is Your Best Choice.

With 433mhz Rf Control: Use Your Common 433mhz Remote Control To Turn On/Off The Device Without Internet.

Easy To Out-Of-Reach Devices: Mounted On The Guide Rail, Convenient To Connect And Control Devices Far From The Switch.