First Alert PC900A Smoke And Carbon Monoxide Alarm Combo, White ChristmasLighting Battery type : Lithium-ion

Battery type : Lithium-ion

Proven highly effective

Uses four medium-base light bulbs

Lightly sand surface

Dimethicone (Antifoaming Agent)

First Alert PC900A Smoke And Carbon Monoxide Alarm Combo, White ChristmasLighting Battery type : Lithium-ionHighlights: Color: White Photoelectric Battery Powered 4. 92" x . 96" x 4. 92", . 56 pounds. Versatile wall or ceiling mount, slide in mounting bracket 2 in 1 protection, combination smoke and carbon monoxide alarm Patented smoke entry system nuisance free technology New slim design wall or ceiling Battery operated included Power LED and Alarm Indicator Mute Silence Button End of life signal Designer series Thin design