| Others | This is a 4-channel digital wireless remote control switch; The remote control switch uses pairing coding、 ultra high frequency encryption eliminates environ mental interference; Remote control range is up to 15 meters、 not obstructed by walls、 capable of connecting any loads. Remote controller and switch can be used simultaneously for ease and flexibility; With A and B and C buttons: Remote control range: 15m、 frequency: 315Hz; The wireless remote control switch has the function the same as the wall switch、 wireless mobile remote control、 360 degree omni-directional |