Door Open Too Long Alarm
Who Buys DOTL Alarms???
DOOR OPEN TOO LONG ALARM SYSTEM

The perfect solution for monitoring doors that should remain shut 
like fire escapes, high security portals, fridge and freezer doors but still, allowing normal ingress / egress.
The siren will sound if door is held open longer than pre-programmed 
delay time. Alarm automatically stops once door is shut

Features Include:
Extra long industrial reed switch and magnet
135 dB Piezo Siren
IP53 ABS case with internal mounting screws
Programmable 10 - 99 second delay time
30 day battery backup if power lost with battery low indicator
Includes 12VDC power adapter / charger


$270
(DOTL)
Who Buys DOTL Alarms???