The remote controlled switch sockets are ideal for the remote operation of many electrical devices, including lamps, appliances, tools and more. It even works outside. The remote control and power sockets are fashioned in a sleek pearl design. No need spend extra money to buy battery. Remote controlled outlets. Turn lights on from anywhere (even outside). 433.92 MHz frequency. Works through walls, floors and doors. Great for use anywhere in your home. Three (3) single 3-prong outlets. 100-foot range. With LED indication lights on each socket and transmitter. Remote control powered by CR2032 battery (Battery included).