Hoyles DW304 Dorwatcher Alarm

DorWatcher Door Alarm. DorWatcher is an alarm unit used to prevent doors being left open for extended periods of time. The alarm is activated if the door remains open for more than 1 minute prompting people in the vicinity to close the door. Once activated the alarm is automatically reset as soon as the door is closed. Robust ABS plastic enclosure Tamper switch activates if cover is removed Clear instructions displayed on the unit Adjustable time delays Battery Powered Simple installation Surface-mount contact with 1m of pre-wired cable, cable clips and fixings