doors
safety technology international 3jyv9 exit door alarmdouble door5 x 5 in .
exit door alarmcylinder type key lockalarm type hornsiren style three minute piercing hornactivated by unauthorized egressalarm duration 30 sec . 3 min . or continuouslydoor handing nonhandedbody thickness 2 in.body dia . 5 in.decibels 120dbpower source 9v batteryhousing material polycarbonatefor use with double exit and entry doorsincludes door alarm 9v battery and double reed switch assembly one warning label 16200 mounting hardware br b features b ul li includes 9 volt battery and double reed switch assembly li li item door exit alarm li li package quantity 1 li li siren horn db 120 li li type double door li li alarm type horn li li siren style three minute piercing horn li ul