Time controller for 13 amp appliances and filament lamps up to 400W. Automatically switches ON and OFF at pre-set times over a 24 hour cycle, with a maximum of 24 ON & OFF programmes per day (additional setting pins required). Features Permanent ON override for instant control until next programme change. Can be used with 100W fluorescent or 100W low energy (CFL) bulbs. Please note: Not suitable for discharge lighting.