- This Wifi kinetic remote switch is easy to install, simply install the controll/receiver between the devices to be controlled and the power supply. You can switch your lights on and off from anywhere via the remote control. Expand your lighting system freely but not affect the existing system. No battery or any wiring required, simple but useful.- Strong signal and operating range as long as 100m at open air, RF433MHz with good penetration power through walls.- Frequency:RF433MHz+2.4GHz wifi+ bluetooth.- Wide application, ideal to remote control your LED lights, exhaust fans, field mower, toaster, waste processor etc. - Wide input volate from 100v-240v for receiver, and adapt to varies working scenario like homes, offices, restarants, factoreis etc. - Long life time, the verified lifetime of kinetic lighting controller switch is at least 100,000 presses. It serve you half of one century once you own it.- Optional color: white/ balck/iron grey. …