![Kidde Firex Plug-in Carbon Monoxide Detector, 9-Volt Battery Backup and Digital Display, CO Detector 21029915 - The Home Depot Kidde Firex Plug-in Carbon Monoxide Detector, 9-Volt Battery Backup and Digital Display, CO Detector 21029915 - The Home Depot](https://images.thdstatic.com/productImages/5b8b1a0d-2d9c-4ec6-9bc2-96a568ae6c88/svn/kidde-carbon-monoxide-detectors-21029915-64_600.jpg)
Kidde Firex Plug-in Carbon Monoxide Detector, 9-Volt Battery Backup and Digital Display, CO Detector 21029915 - The Home Depot
![FIRST ALERT BRK SC9120B-3 Hardwired Smoke and Carbon Monoxide (CO) Detector with Battery Backup. 3-Pack , White - Amazon.com FIRST ALERT BRK SC9120B-3 Hardwired Smoke and Carbon Monoxide (CO) Detector with Battery Backup. 3-Pack , White - Amazon.com](https://m.media-amazon.com/images/I/719Ly4yYQEL._AC_UF350,350_QL80_.jpg)
FIRST ALERT BRK SC9120B-3 Hardwired Smoke and Carbon Monoxide (CO) Detector with Battery Backup. 3-Pack , White - Amazon.com
![First Alert 10-Year Battery-Operated Carbon Monoxide Detector in the Carbon Monoxide Detectors department at Lowes.com First Alert 10-Year Battery-Operated Carbon Monoxide Detector in the Carbon Monoxide Detectors department at Lowes.com](https://mobileimages.lowes.com/productimages/4cfc527f-5df0-44f5-991d-b64f57b73215/09146375.jpg)
First Alert 10-Year Battery-Operated Carbon Monoxide Detector in the Carbon Monoxide Detectors department at Lowes.com
![Kidde 10-Year Worry Free Smoke & Carbon Monoxide Detector, Lithium Battery Powered with Photoelectric Sensor and Voice Alarm 21030866 - The Home Depot Kidde 10-Year Worry Free Smoke & Carbon Monoxide Detector, Lithium Battery Powered with Photoelectric Sensor and Voice Alarm 21030866 - The Home Depot](https://images.thdstatic.com/productImages/999daee5-6c65-4d1c-ab18-ea9e6a85ff89/svn/kidde-smoke-and-carbon-monoxide-detectors-21030866-64_1000.jpg)