Technical specifications: Transmitter Battery:3V/CR2032 Transmitter Radio Frequency:433.92MHz Receiver Voltage:240V/50Hz IP20 Receiver Max Wattage:3120 W(Switch) Transmission Range: Typically 40 meters (Open Area) Max. load current: 13A The main features: * Comfortable control of the sockets with remote control * Set consisting of 5 radio-controlled sockets and 2 remote control * Coding with self-learning function, is retained even in the event of a power failure * Individually or jointly operable from a distance of up to 40 metres * With LED operating display ZHITONG Wireless remote control plug socket – bring you a real home automation life * Ideal for appliances that have to be re-set by turning the mains supply off at the wall. * An ideal gift for home appliance control and holiday decorations such as Christmas. * An ideal ally to those with limited mobility. Notes: 1. Keep in mind this switch is turning the power on and off, not fit for devices with electronic switches. 2. The sockets are intended for indoor use only. 3. Do Not exceed the maximum load current of 13A (approximately 3120W). 4. The wireless range may be shortened by electronic devices, walls, or other physical barriers, so in actual use, the distance may be slightly less than 130ft.