SAFETY TECHNOLOGY STI6400 DOOR EXIT ALARM WITH KEY #2341 (1 PER CASE)
Commerical quality door exit alarm with 9V battery. An inexpensive way to stop unauthorized use of fire exit doors. Device will also signal an unauthorized entry. Contains an 85-decibel horn & a proximity switch … as well as a keyed locking mechanism for easy deactivation. May be mounted on steel or wooden doors or you can mount the basic unit remotely with the switch an dmagnet assembly fastened to the door and frame. Can also be used as a door annunciator with a one second beep.
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