(2 pack) Kidde Battery Operated Carbon Monoxide Alarm with Digital Display KN-COPP-B-LPM

Kidde Battery Operated Carbon Monoxide Alarm With Digital Display Kn-Copp-B-Lpm Kidde Battery-Operated Carbon Monoxide Alarm with Digital Display, KN-COPP-B-LPM: Continuously monitors your home for dangerous CO levels Detect CO concentration levels as low as 11 and up to 999 PPM