Remote Control Socket white two pack, 20 m clear range, remote unit requires L1028 battery (included). This set contains 2 energy saving sockets and 1 remote control with a 20m range, allowing you to link multiple sockets with one remote. It enables you to switch off electrical appliances at the mains at the touch of a button. Batteries are included. Leaving an appliance in standby can consume up to 70% of full power and shorten appliance life by 15%. These adaptors can be controlled by the supplied remote and are ideal for a wide variety of electrical appliances and a great solution for controlling appliances in inaccessible places or for people with limited mobility. Features include an ON/OFF indicator light, reduced fire risk, appliance protection, a remote control operating up to 20m range, reduced carbon footprint, and compatibility with most domestic appliances. Specifications: Voltage: 240V AC, 50HZ, Max Load: 2900W, Transmission Frequency: 433.92MHZ, Remote Battery: 2 X AG13 1.5V (Supplied), Socket Dimensions: 125MM X 60MM X 40MM, Remote Dimensions: 110MM X 42MM X 18MM.