First Alert Hard-Wired w/Battery Back-up Ionization Smoke/Fire Detector
18 pc Hardwire Ion Smoke Alarm Contractor Pack - Hardwired smoke detectors are wired directly into your homes electrical system. Detector includes battery backup and mute button. Battery backup ensures alarm works even during power outages. Mute feature silences nuisance alarms from cooking smoke or shower steam and single button tests alarm functions. Easy access drawer for battery: no need to take down alarm from ceiling to change battery. Interconnects with up to 12 other First Alert or BRK hardwired alarms. 10-year limited warranty. Meets UL smoke detector standards.18 pc Contractor Pack of Ace #5194782Hardwired ionization smoke alarm with 9-volt battery back-upBattery back-up provides consistent protection for added safety during power outagesSmart technology helps to reduce the number of nuisance alarmsLatching alarm indicator remembers which unit initiated an alarmPerfect mount allows for easy alignment of alarmSingle button test/silence helps to ensure your alarm is working properly10-year limited warranty
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