Google Nest Protect 2nd Generation (Battery) Smart Smoke/Carbon Monoxide Alarm White S3000BWES - Best Buy
First Alert 10-Year Battery Hardwired Combination Smoke and Carbon Monoxide Detector in the Combination Smoke & Carbon Monoxide Detectors department at Lowes.com
Smoke and CO Alarm Detector Combo Unit Battery Operated - Amazon.com
USI Hallway 10 Year Smoke and Carbon Monoxide Detector
First Alert 10-Year Battery-Operated Combination Smoke and Carbon Monoxide Detector in the Combination Smoke & Carbon Monoxide Detectors department at Lowes.com
FirstAlert Z-Wave Plus Smoke and Carbon Monoxide Detector, 2nd Generation
First Alert BRK SC-9120B Hardwired Smoke and Carbon Monoxide (CO) Detector with Battery Backup - Combination Smoke Carbon Monoxide Detectors - Amazon.com
Kidde 10-Year Worry Free Smoke & Carbon Monoxide Detector, Lithium Battery Powered with Photoelectric Sensor and Voice Alarm 21030866 - The Home Depot
Kidde Smart Smoke and Carbon Monoxide Detector, Hardwired with Voice Alert 21031042 - The Home Depot
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