USI Electric Hardwired Ionization Smoke and Fire Alarm with Battery Backup (MI106)

Ionization Smoke and Fire Alarm 120 Volt AC Wired-In 9 Volt Battery Backup Loud 85 db Alarm Superior Nuisance Alarm Resistance Test/Silence Button Power and Alarm LED's Product End-of Service Life Warning Battery Activation Pull Tab Quick Draw Battery Drawer Super Heavy-Duty Battery Included 2 Tamper Resistant Locking Features Interconnectable with all USI and Universal 120V Alarms Compatible with up to 24 Devices Bracket Mounts to any Standard Wiring Junction Box Ideal for Homes, Apartments and Mobile Homes Listed to UL217 Standard California State Fire Marshal Approved 10 Year Limited Warranty

Responds quickly to fast-flaming fires to protect your family against deadly threats in the home Perfect for new or replacement installations 120V AC hardwired alarm is suitable for houses, apartments and mobile homes Fully interconnectable with all USI and Universal 120V alarms using existing wiring and mounting Quick Find alarm origination identifies the first alarm to sound in an interconnected system and the single silence/test button temporarily quiets nonemergency alarms Auto sensitivity calibration also provides superior nuisance alarm protection and creates consistency in alarm sensitivity Automatic features including a self-diagnostics check and a sensitivity adjustment for changes in temperature or humidity 9V battery uncluded continues protection in the event of a power outage Mount the bracket to any standard wiring junction box and use the large mounting base to cover imperfections in drywall Plastic dust cover protects the alarm and 2 tamper-resistant locks prevent unwanted alarm or battery removal