Timeguard DS3HDN IP65 4kW Time Lag Switch.deal for use with incandescent, fluorescent lighting and heating up to 4kW.IP65 weatherproof rating.Light ON times selectable from 2 minutes to 3 hours via 3 position DIL switch.Adjustable 2, 5, 10, 30, 60, 90, 120 and 180 minute settings.Blue LED flashes 1 minute before end time as prompt to user.3 wire connection – neutral required.Switch Type-Single. Controls LED Lighting (Max)-150W.Filament Lamps-4kW. Permissible Loads (Low Voltage)-20-200W. Adjustable Time Delay (Minimum)-2 Minutes.Adjustable Time Delay (Maximum)-3 Hours.Operating Voltage-230V AC.Operating Temperature:-10°C to +40°C.Light On Time-Adjustable. Weatherproof Rating-IP65.EC Directives-Conforms to latest directives. Dimensions (Height x Width x Depth mm)-94x94x57.