First Alert 1039734 Fat Plug-in Carbon Monoxide Alarm with Battery Backup, 8.50″ x 6.75″ x 2.25″

Price: null - $35.73
(as of Sep 30, 2026 08:09:28 UTC – Details)


The First Alert CO605 plug-in carbon monoxide alarm features an electrochemical carbon monoxide sensor to alert you to dangerous carbon monoxide levels. This personal carbon monoxide Detector plugs into any standard electrical socket to monitor carbon monoxide levels in your home, office, or other space. The simple, user-friendly design features battery backup to allow for continuous monitoring, even in the event of a power outage.
Alerts to dangerous Carbon monoxide levels
Most accurate electrochemical carbon monoxide sensor technology
Battery backup allows for continuous monitoring during power outages
Loud 85Db alarm sounds when Carbon monoxide levels are elevated
Single test/silence button for simple operation