The First Alert Carbon Monoxide Plug-In Alarm with battery backup features an electrochemical CO sensor to alert you to dangerous levels of carbon monoxide. This carbon monoxide detector plugs into any standard electrical socket to monitor CO levels in your home.
Detector alerts you to carbon monoxide Plugs into any standard electrical socket Battery backup allows for continuous monitoring during electrical outages Loud 85-decibel alarm sounds when CO levels are elevated Single test/silence button for simple operation All First Alert alarms are rigorously tested to meet UL standards
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