First Alert Carbon Monoxide Alarm (LOT of 4) - 4 Alarms

Description

4 First Alert Carbon Monoxide Alarms - Batteries Included - Brand New - Factory Sealed (4 Alarms)
-Alerts to dangerous Carbon Monoxide levels
-Most accurate electrochemical carbon monoxide sensor technology
-Battery operated design works almost anywhere
-Loud 85Db alarm sounds when carbon monoxide levels are elevated
-single test/ silence button for simple operation