![First Alert 2-Pack Battery-Operated Carbon Monoxide Detector in the Carbon Monoxide Detectors department at Lowes.com First Alert 2-Pack Battery-Operated Carbon Monoxide Detector in the Carbon Monoxide Detectors department at Lowes.com](https://mobileimages.lowes.com/productimages/c92d36af-0124-41e4-b042-a0e77b6106f8/11165146.jpg)
First Alert 2-Pack Battery-Operated Carbon Monoxide Detector in the Carbon Monoxide Detectors department at Lowes.com
![First Alert 2-Pack Battery-Operated Carbon Monoxide Detector in the Carbon Monoxide Detectors department at Lowes.com First Alert 2-Pack Battery-Operated Carbon Monoxide Detector in the Carbon Monoxide Detectors department at Lowes.com](https://mobileimages.lowes.com/productimages/837db037-44d1-4ae9-84a9-6a5702a72efd/40932874.jpg)
First Alert 2-Pack Battery-Operated Carbon Monoxide Detector in the Carbon Monoxide Detectors department at Lowes.com
![First Alert CO400 Carbon Monoxide (CO) Detector, Battery Operated Alarm, 1-Pack - Carbon Monoxide Detectors - Amazon.com First Alert CO400 Carbon Monoxide (CO) Detector, Battery Operated Alarm, 1-Pack - Carbon Monoxide Detectors - Amazon.com](https://m.media-amazon.com/images/I/71hAwlBG2vL.jpg)
First Alert CO400 Carbon Monoxide (CO) Detector, Battery Operated Alarm, 1-Pack - Carbon Monoxide Detectors - Amazon.com
![First Alert CO400 Carbon Monoxide (CO) Detector, Battery Operated Alarm, 1-Pack - Carbon Monoxide Detectors - Amazon.com First Alert CO400 Carbon Monoxide (CO) Detector, Battery Operated Alarm, 1-Pack - Carbon Monoxide Detectors - Amazon.com](https://m.media-amazon.com/images/I/61iNBAMSOZL.jpg)
First Alert CO400 Carbon Monoxide (CO) Detector, Battery Operated Alarm, 1-Pack - Carbon Monoxide Detectors - Amazon.com
![FIRST ALERT CO400-3 Carbon Monoxide Detector, Battery Operated, White , 3-Pack -CO400-3 - Carbon Monoxide Detectors - Amazon.com FIRST ALERT CO400-3 Carbon Monoxide Detector, Battery Operated, White , 3-Pack -CO400-3 - Carbon Monoxide Detectors - Amazon.com](https://m.media-amazon.com/images/I/714ce2d8HEL.jpg)