Up to 28 onoff programmes per day Permanent OFF & timed outputs available Weekday & weekend programming 52 days 7 day programming Easy view 24 hour digital clocktimer display Simple two button programming Optional 1 or 2 hour boost facility Automatic summerwinter time changeover Manual override until next programme change functions Shortest switching time 1 minute Programme advance & review options BS1362 fuse replaceable from front Double pole switch for ease of control Integral memory back up battery retains programmes in event of power failure Fits a single gang wall box minimum 25mm deep 13A 3k W loading 1000 hours rechargeable memory back up Voltage free contacts A 7-day fused spur time switch for controlling combination boilers storage heaters convector heaters water heaters washing machines & dish washers. This time switch can be used with up to 500W of fluorescent or low energy lighting & up to 1500W of filament lighting. Can also be used with up to a 1hp motor. Cannot be used with discharge lighting. The product fits onto a standard single gang wall box 25mm deep & is supplied with a separate double cable clamp for flying lead connection.