First Alert 1039746 Dual-Power Carbon Monoxide Plug-in Alarm with Digital Display

Model number CO615

Dual-power carbon monoxide alarm offers continuous monitoring of carbon monoxide levels

Plugs into any outlet and features battery backup

Backlit digital display shows readings for power and carbon monoxide

Single test/silence button for simple operation

End-of-life timer signals when the detector needs replacing

7-year limited warranty

Includes 2 AA batteries