Wireless lamp remote control switch made from fireproof material, safe and durable for use. Perfect for remote controlling of droplight, crystal lamp, modern low-pressure lamp, absorb dome light, day flower lamp, fluorescent lamp, energy-saving lamps, exhaust fan, LED light, string light, etc. Quick and Easy Installation, not obstructed by walls, capable of connecting any loads. Remote controller and switch can be used simultaneously for ease and flexibility. Every set of remote controlling switch has its special code. More sets can be used in one room without interference. Can be used in house stairs, aisle, corridor, bathroom, warehouse, garage, factory, workshop' lighting. Specification: Material: Fireproof Plastic Size: Approx. Remote Control: 11x4.3x1.5cm /4.33x1.69x0.59 inch ; Main Device: 7.6x5.2x2.6 cm/ 3.00x2.05x1.02 inch Input voltage: AC200V-240V, 50Hz60Hz Remote Control Power: 12V 23A battery Remote Distance: 15 m/49 feet (Indoor) Package Includes: 1 Piece Main Device 1 Piece Remote Controller Note: Since the size above is measured by hand, the size of the actual item could be slightly different from the size above. Due to the lighting effects, monitor settings, etc. There could be some slight difference in the color of the pictures and the actual item.