Stay prepared with the most reliable smoke detectors for fire and carbon monoxide detection -- tested and recommended by our ...

CR's testers say these models from First Alert and Kidde are great at protecting you and your loved ones from harmCR's ...

Reviewers are very happy with their choice of the First Alert SCO5RVA Battery-Operated Combination Carbon Monoxide and Smoke Alarm. Installation was a breeze since there’s no wired connection ...

Hard-wired alarms, though, are required to have ... and an 85-decibel alarm. Similar to our First Alert combination smoke and carbon monoxide alarm mentioned earlier, this is a Precision Detection ...