ENER-J WS1057 RF & WiFi Non-Dimmable Receiver For Eco Series Switches 500W\r\n- Non-Dimmable Wireless Receiver works with Wireless Kinetic Switch or on its own via WiFi through our free-to-use APP ENERJSMART.- The smart Wifi receiver is compatible with Alexa and Google Home.- A receiver can pair with several switches to accomplish a 1-2 way switch system, 3-way switch system, and Multi-way switch system.- Wide applications for homes, offices, hotels, supermarkets, factories, hospitals, old buildings, hazardous locations, and public buildings.- Compatible with any lamps like halogen, incandescent, CFL, fluorescent, and LED.\r\nNote: Only compatible with other items in the Eco series