The battery compartment should be visible on the back side of the detector remove the cover and replace the battery.
Smoke alarm battery replacement.
To replace batteries in models with rear loading batteries.
Or set a calendar reminder for when to change your smoke alarm batteries.
Generally most smoke detectors use a 9 volt battery for power though you should always follow the directions that came in your smoke detector manual.
Here s how to change the battery in your smoke detector.
Buy a new smoke detector or smoke alarm every 10 years.
Mark the date you changed your battery on the inside of the smoke alarm.
Is the old idea of replacing batteries every six months still relevant.
After 10 years smoke alarms expire.
Be sure the battery is new so that it lasts the full ten year life expectancy of most home smoke detectors.
Turning the detector clockwise should reattach it to the mount.
Replace the backup battery in a hard wire unit yearly whether it beeps or not.
The duracell batteries i bought are good for five and 10 years.
I just spent 20 again on batteries for my smoke alarm.
Inevitably that first chirp just happens to sound at about 3 am when you re deep asleep.
At this time you must remove the old battery and replace it with a fresh battery of similar brand.
New battery in a smoke.
Expert advice on how to replace or change a smoke detector battery including a helpful diagram of a smoke detector s main parts.
Most smoke detectors use 9v batteries.
If your smoke detector is tied into your alarm system you might see if your alarm company has someone who can inspect and replace the smoke detectors that are failing.