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Plug-in Carbon Monoxide Detector

Ratings & Reviews for First Alert Plug-in Carbon Monoxide Detector

4.6
2241
Review
 4.6 out of 5
2243 Reviews


94% Recommend this product

Ratings may include incentivized customer reviews.

What Customers Are Saying

Customers overwhelmingly praise this carbon monoxide detector for its straightforward plug-in installation, reliable performance, and affordable price. Most highlight how simple setup is, with many noting they simply plugged it in without complications. Reviewers consistently report the device works as advertised and provides essential peace of mind for home safety, particularly those with gas appliances. Several mention years of dependable operation. A small number encountered minor issues with the battery door mechanism, but these isolated cases do not diminish the strong overall satisfaction and recommendation rate among users.

Customer review summary generated by AI, including incentivized reviews.
2243 Customer Reviews

You need a detector.

Would Recommend

Easy to mount on the wall.

May 6, 2026
From Battery-operated Carbon Monoxide Detector 2 -Pack Verified Purchaser
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Easy protection

Would Recommend

The plug-in Carbon Monoxide Detector was easy to install. Just plug in and test.

May 4, 2026
From Plug-in Carbon Monoxide Detector 2 -Pack Verified Purchaser
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More detecting carbon monoxide only

Would Recommend

Reasonable price

May 4, 2026
From Battery-operated Carbon Monoxide Detector Verified Purchaser
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installing the backup battery

Would Recommend

The back of the carbon monitor detector to install the backup battery is very difficult to get off. Not impossioble, but I had to use a pocket knife to help.ssssss

May 2, 2026
From Plug-in Carbon Monoxide Detector 2 -Pack Verified Purchaser
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Simple Easy

Would Recommend

It came packaged with 2 . It was simple to lug in. No batteries needed!

May 2, 2026
From Plug-in Carbon Monoxide Detector 2 -Pack Verified Purchaser
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Good value

Would Recommend

Works as it says

April 30, 2026
Verified Purchaser
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Alarm

Detects carbon monoxide

April 29, 2026
Verified Purchaser
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