Wireless Light Switch RF 433MHz Wireless Remote Control Panel Mini Relay Receiver Module 220V 10A Light Lamp Smart Home Description: Install a switch device, you can use a wireless switch to control device, the wireless switch can be attached to the wall, can be placed the bed, and can be placed anywhere according to your own habits. 433MHz controller, only need to be equipped with 433MHz wireless switch or controller, you can control the switch of the device The MINI body can be directly installed in the switch bottom boxEasy to install.Can be placed behind the switch. Save Energy.Can control the light switch from places control many. multi-key touch wireless switch controls controllers. Flame retardant material. Specifications: Control distance:20-100m(in open area) Size:47*41*23mm Working frequency:433.92MHz Working Voltage:85-265V 50-60Hz Maximum current:10A Package Included: 1 * (1 switch)