Firex Plug-in Carbon Monoxide Detector, 9-Volt Battery Backup and Digital Display, CO Detector
![Firex Plug-in Carbon Monoxide Detector, 9-Volt Battery Backup and Digital Display, CO Detector](https://images.thdstatic.com/productImages/5b8b1a0d-2d9c-4ec6-9bc2-96a568ae6c88/svn/kidde-carbon-monoxide-detectors-21029915-64_600.jpg)
The digital readout of the Kidde Plug-In Digital Carbon Monoxide Alarm with 9-Volt Backup continuously displays carbon monoxide levels from 30 to 999
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The 11 Best Smoke Detectors of 2024
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Kidde Firex Plug-in Carbon Monoxide Detector, 9-Volt Battery Backup and Digital Display, CO Detector 21029915 - The Home Depot
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Kidde FireX Hardwire Smoke Detector Alarm with Battery Backup
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X-Sense Hardwired Combination Smoke and Carbon Monoxide Detector, Hardwired Interconnected Smoke and CO Detector Alarm with Replaceable Battery Backup, XP04, 1-Pack
![](https://media.sylprotec.com/15842-large_default/digital-co-carbon-monoxide-detector-with-wall-plug-for-120-v-ac-and-9-v-battery-back-up.jpg)
Digital CO (carbon monoxide) detector, for 120 V AC and 9 V battery.
![](https://m.media-amazon.com/images/I/519iJQgOc3L._AC_UF894,1000_QL80_.jpg)
Kidde FireX Hardwire Smoke Detector Alarm with Battery Backup
The digital readout of the Kidde Plug-In Digital Carbon Monoxide Alarm with 9-Volt Backup continuously displays carbon monoxide levels from 30 to 999
![](https://images.thdstatic.com/productImages/10913f62-d8c7-4e46-b5bf-47ce8211ad95/svn/kidde-carbon-monoxide-detectors-21029915-a0_600.jpg)
Firex Plug-in Carbon Monoxide Detector, 9-Volt Battery Backup and Digital Display, CO Detector
![](https://images.thdstatic.com/productImages/201987c9-d65b-428f-9879-ddeb81efeaf5/svn/kidde-carbon-monoxide-detectors-21029713-64_1000.jpg)
Kidde Firex Plug-In Carbon Monoxide Detector, AA Battery Backup, CO Detector 21029713 - The Home Depot
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The 10 Best Smoke Detectors of 2024
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Kidde Carbon Monoxide Detector, Plug In Wall with 10-Year Battery Backup, Digital LED Display, Test-Hush Button
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Kidde Carbon Monoxide Detector, Plug In Wall with 9-Volt Battery Backup, Digital LED Display - Carbon Monoxide Detectors