The Dorwatcher door alarm (door open too long alarm) is specifically designed to prevent doors being left open too long: alerting staff, students or members of the public when they are.

The alarm is activated if the door remains open for more than 1 minute.

Ideal for kitchens and student accommodation.

Many useful features iclude:

- Choice of battery, 12vdc and mains powered models

- Adjustable time delays

- Alarm resets as soon as the door is closed

- High powered 105db sounder