First Alert P910 Maximum Protection Photoelectric Smoke and Fire Detector, 120 V, White

Description

Nuisance-resistant technology. 3V sealed lithium power sealed battery. Power LED and alarm indicator. Mute/silence button. End-of-life signal. Versatile mountwall or ceiling with easy slide-in mounting bracket. Warranty: 10 years. 8.5 in. L x 6.9 in. W x 2 in. H (0.71 lbs.).