Smoke alarms with non-replaceable 10-year batteries are designed to remain effective for up to 10 years
By Oreland Volunteer Fire Company
March 9, 2025
If the alarm chirps, warning that the battery is low, replace the entire smoke alarm right away.
Smoke alarms with any other type of battery need a new battery at least once a year. If that alarm chirps, warning the battery is low, replace the battery right away.
