First Alert 2pk Co400cn2 Battery Powered Carbon Monoxide Detector
This handy 2pk of First Alert CO400 Carbon Monoxide Alarms utilizes electrochemical carbon monoxide sensors to monitor your space for carbon monoxide
First Alert 2pk CO400CN2 Battery Powered Carbon Monoxide Detector
First Alert Home Security
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First Alert CO400 Battery Powered Carbon Monoxide Alarm
This handy 2-pack of First Alert CO400 Carbon Monoxide Alarms utilizes electrochemical carbon monoxide sensors to monitor your space for carbon
![](https://i5.walmartimages.com/asr/41ecd947-12e9-46a1-9233-8b95865fa7fc_1.452565049c07aa7a807bc19f3789780a.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)
First Alert CO400CN2 Carbon Monoxide Alarm, Battery Powered, 2-Pack
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FIRST ALERT CO400
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First Alert 2-Pack Battery-operated Carbon Monoxide Detector in the Carbon Monoxide Detectors department at
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First Alert PRC700V Battery Powered Slim Smoke & Carbon Monoxide Detector with Voice Location and Photoelectric Sensor – BrickSeek
![](https://i.ebayimg.com/images/g/nSkAAOSwa2lgmiEF/s-l500.jpg)
First Alert 2pk CO400CN2 Battery Powered Carbon Monoxide Detector
The First Alert CO400 Carbon Monoxide Alarm utilizes an electrochemical carbon monoxide sensor to detect carbon monoxide. This carbon monoxide detector is battery operated, making it portable and easy to use, even in the event of a power outage. When carbon monoxide levels become elevated, a loud 85-decibel alarm alerts you to the threat.
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First Alert Co400 Battery Powered Carbon Monoxide Alarm 2-Pack