Replace smoke detector batteries
Why it matters
The low-battery chirp at 3 AM is annoying. The silence when a battery dies completely is dangerous. Replace all detectors on the same schedule — daylight saving time is a common reminder anchor.
Stop forgetting to do this.
HomeOS generates a personalized maintenance schedule so you never miss another replace smoke detector batteries.
How to do it
- 1
Twist the detector counterclockwise to remove from the base.
- 2
Open the battery compartment.
- 3
Replace with a fresh battery of the correct type.
- 4
Reinstall and press the test button to confirm.