A CO alarm is plugged into an outlet in a kitchen

Plug-In Carbon Monoxide Alarms

Plug right into your outlet for reliable detection with no installation required.

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New!
A Kidde carbon monoxide alarm displays a green status LED and vent grille, mounted vertically and centered against a plain white wall background.

Plugin Carbon Monoxide Alarm with AA backup battery

Product ID: COP
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New!
Carbon monoxide alarm displays "Err" on a small blue LCD, its speaker vent and control buttons visible in a close-up, isolated white-background view.

Plugin Carbon Monoxide Alarm with AA backup battery and digital display

Product ID: COPD
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New!
A Kidde gas and carbon monoxide alarm displays "CLR" on a small blue LCD with a green status LED, shown centered against a plain white background.

Plugin Carbon Monoxide alarm with digital display, low level and explosive gas detection

Product ID: COPDLG
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New!
Carbon monoxide alarm displays 0 on a blue screen; adjacent smartphone shows a red alert reporting a bedroom detected carbon monoxide, all set against a plain white background.

Smart Carbon monoxide with digital display, plugin with aa backup battery

Product ID: COPDW
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New!
A white Kidde carbon monoxide and indoor-air-quality monitor displays a blue digital reading while a smartphone beside it shows the device's app with a "Good" air score.

Smart Carbon monoxide with Indoor air quality monitoring, digital display, plugin with aa backup battery

Product ID: COPDLQW
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