![First Alert Battery Powered SCO500B Wireless Interconnected Photoelectric Smoke and Carbon Monoxide Combo Alarm with Voice and Location - Combination Smoke Carbon Monoxide Detectors - Amazon.com First Alert Battery Powered SCO500B Wireless Interconnected Photoelectric Smoke and Carbon Monoxide Combo Alarm with Voice and Location - Combination Smoke Carbon Monoxide Detectors - Amazon.com](https://m.media-amazon.com/images/I/61Dkc4iBA-L._AC_UF894,1000_QL80_.jpg)
First Alert Battery Powered SCO500B Wireless Interconnected Photoelectric Smoke and Carbon Monoxide Combo Alarm with Voice and Location - Combination Smoke Carbon Monoxide Detectors - Amazon.com
![Safe-T-Alert 62 Series Marine Carbon Monoxide - Black - Flush Mount - 12V w/Relay & Trim Ring - Walmart.com Safe-T-Alert 62 Series Marine Carbon Monoxide - Black - Flush Mount - 12V w/Relay & Trim Ring - Walmart.com](https://i5.walmartimages.com/seo/Safe-T-Alert-62-Series-Marine-Carbon-Monoxide-Black-Flush-Mount-12V-w-Relay-amp-Trim-Ring_19d8dfe3-27c4-457b-991f-0a33e3f104f2.a0ece80e76304c187a24281bcfe83aa7.jpeg)
Safe-T-Alert 62 Series Marine Carbon Monoxide - Black - Flush Mount - 12V w/Relay & Trim Ring - Walmart.com
![B08FFB233Y in White by Ring in Opelika, AL - First Alert Z-Wave Plus Smoke/CO Alarm (2nd Generation) (for Works with Ring Alarm Security System) - White B08FFB233Y in White by Ring in Opelika, AL - First Alert Z-Wave Plus Smoke/CO Alarm (2nd Generation) (for Works with Ring Alarm Security System) - White](https://images.webfronts.com/cache/frqgxqstgcqe.jpg?imgeng=/w_500/h_500/m_letterbox_ffffff_100)
B08FFB233Y in White by Ring in Opelika, AL - First Alert Z-Wave Plus Smoke/CO Alarm (2nd Generation) (for Works with Ring Alarm Security System) - White
![First Alert Battery Powered Z-Wave Smoke Detector & Carbon Monoxide Alarm, Works with Ring Alarm Base Station, 2nd Generation - Amazon.com First Alert Battery Powered Z-Wave Smoke Detector & Carbon Monoxide Alarm, Works with Ring Alarm Base Station, 2nd Generation - Amazon.com](https://m.media-amazon.com/images/I/71P0N1dgBoL._AC_UF1000,1000_QL80_.jpg)
First Alert Battery Powered Z-Wave Smoke Detector & Carbon Monoxide Alarm, Works with Ring Alarm Base Station, 2nd Generation - Amazon.com
![Kidde 10 Year Worry-Free Hardwired Combination Smoke and Carbon Monoxide Detector with Voice Alarm and Ambient Light Ring 21029893 - The Home Depot Kidde 10 Year Worry-Free Hardwired Combination Smoke and Carbon Monoxide Detector with Voice Alarm and Ambient Light Ring 21029893 - The Home Depot](https://images.thdstatic.com/productImages/7daf4002-29cf-49ce-a5ce-16e7f85ab86d/svn/kidde-smoke-and-carbon-monoxide-detectors-21029893-d4_600.jpg)