BRK SMI105-AC Hardwire Smoke Alarm Detector 10 YR Battery

Hardwire Smoke Alarm with 10-Year Battery Backup No need to worry about replacing batteries every year with this BRK SMI105-AC Hardwire Smoke Alarm Detector. With a 10-year battery backup, you can rest assured that your home will be protected for years to come. Enjoy peace of mind without the hassle of constant maintenance. 10-Year Factory Locked Battery Backup. 10-years of continuous protection with no battery change required and protection during power outages. Advanced Smoke Protection, advanced sensing technology for early warning and less cooking nuisance alarms. Latching alarm indicator, visually identifies unit that initiated alarm or low battery. Interconnects with most First Alert and BRK alarms. When one alarm sounds, all compatible alarms sound (up to 12 smoke alarms and 6 other alarms). Test/Silence Button, temporarily silence or test the alarm with one-touch, easy access button. Dust cover, keeps the alarm clean during construction. Spec Sheet Spec Sheet User Manual Info