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 ...

First responders are encouraging everyone to check the batteries in their smoke detectors as most ... He added if the alarm ...

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 ...