Choose the option that allows you and your family the most peace of mind.
First alert smoke detector battery change.
What smoke alarm do you have.
The national fire protection association nfpa recommends changing the batteries in your smoke alarm every 6 months.
The first step is to remove the smoke alarm from the mounting bracket.
Press and hold the test reset button for 10 seconds to fully discharge the detector.
The battery in 10 year alarms last for the life of the alarm eliminating the need for battery replacements.
At first alert we are committed to creating reliable products that help protect your home and family.
Buy a 10 year sealed battery smoke alarm.
When installing the battery.
Insert the new batteries and make sure the contact points are.
These alarms also have an end of life warning to remind you to replace the alarm after 10 years.
Remove the old batteries.
Use the plastic tab to gently open the battery compartment.
How to replace a 9v battery.
At first alert we offer 10 year smoke alarms that have a built in 10 year battery which eliminates the need for battery replacements for the life of the alarms.
How to replace an alarm battery.
Remove the old battery.
Open the battery drawer.
If the unit is locked onto the bracket you will have to deactivate the bracket lock.
If it s locked you may need to remove the locking pin to open it.
We also offer hardwire alarms with a battery backup for protection during power outages.