![First Alert SCO501CN-3ST Wireless Interconnected Combination Smoke and Carbon Monoxide Alarm with Voice Location, Battery Operated - Combination Smoke Carbon Monoxide Detectors - Amazon.com First Alert SCO501CN-3ST Wireless Interconnected Combination Smoke and Carbon Monoxide Alarm with Voice Location, Battery Operated - Combination Smoke Carbon Monoxide Detectors - Amazon.com](https://m.media-amazon.com/images/I/61iVr9gUzvL._AC_UF894,1000_QL80_.jpg)
First Alert SCO501CN-3ST Wireless Interconnected Combination Smoke and Carbon Monoxide Alarm with Voice Location, Battery Operated - Combination Smoke Carbon Monoxide Detectors - Amazon.com
![First Alert 10-Year Battery Hardwired Photoelectric Sensor Smoke Detector in the Smoke Detectors department at Lowes.com First Alert 10-Year Battery Hardwired Photoelectric Sensor Smoke Detector in the Smoke Detectors department at Lowes.com](https://mobileimages.lowes.com/productimages/aa8ac6d0-f9fc-49c2-86f0-4a41d268091d/11228633.jpg)
First Alert 10-Year Battery Hardwired Photoelectric Sensor Smoke Detector in the Smoke Detectors department at Lowes.com
![First Alert SA303CN3 Battery Powered Ionization Smoke Alarm with Test/Silence Button , White - Smoke Detectors - Amazon.com First Alert SA303CN3 Battery Powered Ionization Smoke Alarm with Test/Silence Button , White - Smoke Detectors - Amazon.com](https://m.media-amazon.com/images/I/51nb9cURXuL._AC_UF894,1000_QL80_.jpg)
First Alert SA303CN3 Battery Powered Ionization Smoke Alarm with Test/Silence Button , White - Smoke Detectors - Amazon.com
![First Alert smoke detector removed and there's still beeping at the hole in the ceiling! - Fire Alarm General Discussion - The Fire Panel Forums First Alert smoke detector removed and there's still beeping at the hole in the ceiling! - Fire Alarm General Discussion - The Fire Panel Forums](https://cdn.thefirepanel.com/original/2X/f/fccf057800e2ed3517dc515088fb007d5a817fa1.jpeg)