These two 24-hour mains-power timer switches by Kingavon offer great convenience and usefulness. Plug them into any 13-amp mains socket, and then plug any device into the timers to switch them on or off at preset daily times. With a maximum power handling of 3Kw, they provide up to 48 daily on/off time settings. They're also useful for switching on lights to deter would-be intruders when nobody is home.