![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/W/MEDIAX_792452-T2/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
![This stupid thing beeps even after changing battery. Why?!?! Am I supposed to do something more? : r/fixit This stupid thing beeps even after changing battery. Why?!?! Am I supposed to do something more? : r/fixit](https://preview.redd.it/this-stupid-thing-beeps-even-after-changing-battery-why-am-v0-ybuwj0o2b8qb1.jpg?auto=webp&s=1eb8a77ca58aedf7dae832ba6866eaa6cf24ca2c)
This stupid thing beeps even after changing battery. Why?!?! Am I supposed to do something more? : r/fixit
![Kidde Smoke & Carbon Monoxide Detector with Voice Alerts, Battery Powered, Combination Smoke & CO Alarm - Amazon.com Kidde Smoke & Carbon Monoxide Detector with Voice Alerts, Battery Powered, Combination Smoke & CO Alarm - Amazon.com](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/61tI9Tu-zIL.jpg)
Kidde Smoke & Carbon Monoxide Detector with Voice Alerts, Battery Powered, Combination Smoke & CO Alarm - Amazon.com
![BRK First Alert SC9120LBL Hardwire Ionization Smoke and Carbon Monoxide Alarm with 10 Year Lithium Battery Backup | Smoke Alert BRK First Alert SC9120LBL Hardwire Ionization Smoke and Carbon Monoxide Alarm with 10 Year Lithium Battery Backup | Smoke Alert](https://smokealert.net/wp-content/uploads/2021/08/SC9120LBL.jpg)