BRK SMI110 10-Year Battery Ionization Smoke Alarm with 10-Year Sealed Battery. No battery replacements required for the life of the alarm. Eliminates low battery chirps. 10-year smoke sensor and end of life signal. Provides audible notice when the alarm needs to be replaced. Test/Silence Button, temporarily silence or test the alarm with one-touch, easy access button.
Precision Detection advanced sensing technology
Complies with industry standards to reduce cooking nuisance alarms
Provides early warning in the event of a home fire emergency
10-Year sealed battery eliminates battery replacements and low battery chirps for the life of the alarm
End-of-life warning lets you know when its time to replace the alarm Test/silence button for efficient testing to ensure alarm is working properly