As an affordable option with a long 10-year shelf life, 9-volt batteries have been the battery of choice for smoke alarms for a long time. The life span of a 9V battery depends on the quality and ...

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

Every smoke detector included below has an average ... There’s a single test-and-silence button, and the backup 9-volt battery (installed on the side of the unit with a tamper-resistant bracket ...

The Plymouth Fire Department has been assisting residents change the batteries in their smoke alarms for more than 18 years. As the city is aging, firefighters are now finding that many homes have ...

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