First Alert 10 Year Smoke Fire Alarm No Battery Replacement Sealed Lithium Power

A First Alert 10-year sealed smoke and fire alarm with a 10-year lithium power cell. This alarm offers hassle-free operation with no battery replacements needed for the life of the alarm and an end-of-life warning that notifies you when it's time for replacement. It features a mute/test button for silencing test alarms with a single button. Ideal for ensuring safety in homes, apartments, or RVs. Type: Smoke Alarm Keywords: First Alert, Smoke Alarm, Fire Alarm, 10 Year Alarm, Sealed Lithium, No Battery Replacement, Home Safety, Smoke Detector, Fire Detector, Power Alarm, Hardwired, Safety Device, New, Unopened, Tamperproof