First Alert CO400 Carbon Monoxide (CO) Detector, Battery Operated Alarm English Blazer Shelf life: 3 years

Shelf life: 3 years

Broad-spectrum SPF 50 protection against UVA/UVB rays

or locking in a bouncy blowout

Tame flyaways for a flawless

First Alert CO400 Carbon Monoxide (CO) Detector, Battery Operated Alarm English Blazer Shelf life: 3 yearsKeep your family safe with this easy to use, battery operated carbon monoxide alarm; Battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure Features an advanced electrochemical carbon monoxide sensor that accurately detects carbon monoxide levels, no matter where the detector is placed in the room. The alarm sequence should last 5 6 seconds. If it does not alarm, make sure fresh batteries are correctly