First Alert Model SA303CN3 Smoke Alarm With Silent Feature, 9V Battery Powered
With silence and test alarm functions button and low battery warning. Side battery drawer slides open for battery replacement, resists closing unless battery is installed. Blinking power indicator confirms unit is receiving power. Loud 85-decibel alarm. UL listed. 10 year limited warranty. 9V Battery included.
BATTERY POWERED - WITH SILENCE FEATURE