Battery operated smoke alarm with long-life lithium smoke detector battery. The lithium smoke alarm battery is warranted by First Alert for 10 years - no need to change the battery for the life of the alarm. Mute feature silences nuisance alarms. Single button tests detector functions. Easy access battery drawer: no need to remove alarm from ceiling to change battery. 10-year limited warranty. Meets UL standards.

The First Alert® tamperproof lithium powered alarm is the only one available proven to last at least 10 years without needing to replace power source.  10-year lithium power cells and tamper proof design meet code regulations where required. Mute feature silences nuisance alarms from cooking smoke or shower steam.  Single button also tests alarm functions.  Easy access battery drawer: no need to remove alarm from ceiling to change battery. 10-year limited warranty. Meets UL standards.

This First Alert® battery operated smoke detector with an escape light illuminates a path to safety when in alarm.  Long-life lithium battery is warranted by the manufacturer for 10 years - you won't need to change the battery for the life of the detector.  Mute feature silences nuisance alarms from shower steam or cooking smoke.  A single button tests alarm functions.  Easy-access battery drawer: you won't need to remove alarm from ceiling in case you do need to change battery. 10-year limited warranty. Meets UL standards.

A 10 year lithium battery powered photoelectric type smoke detector reduces nuisance alarms from cooking smoke and shower steam. Mute button silences nuisance alarms from cooking smoke or shower steam.  Single button also tests alarm functions.  Easy access to detector batteries: no need to remove alarm from ceiling to change the battery. 10-year limited warranty. Detector meets UL standards.