Exit Door Alarm 9V Battery Mortise Horn

Exit Door Alarm Finish Anodized Duranodic Cylinder Type Mortise Arm Type Key Control Alarm Type Horn Inside Keyed Cylinder Type Mortise Siren Style Horn Activated By Unauthorized Egress Alarm Duration Variable Coverage 30 ft Door Handing Non-Handed Body Thickness 2 13/32 in Body Length 7 45/64 in Body Height 7 45/64 in Body Width 2 7/64 in Decibels 100 dB Power Source 9V Battery Housing Material Plastic For Door Thickness 1-3/4 in Standards UL Listed