Wireless control switch, built-in super lithium battery, no need for external power supply, avoiding the trouble of switching. The installation method is simple. The switch can be directly attached to the wall with glue or attached to the 86 box with screws. The receiver has a compact design and can be attached directly to the lampshade. Wide range of applications, can be used for LED control in bedrooms, corridors, hallways, warehouses, and other places. Using high-quality materials, strong and durable, has a long service life. Item Type: Wireless Remote Control Switch Product Material: Plastic Product Model: TDL9987-3 glow Switch Battery: CR2032 Receiver Working Voltage: AC220V Maximum Load: 10A Working Frequency: 433MHz Control Distance: Open space: Approx. 50 ~ 80 meters / 164 ~ 262.5 feet Through the wall: > Approx. 20 meters / 65.6 feet 1 x Switch 1 x Installation Accessories Package (5 accessories)