First Alert Smoke Detector Battery

Back of the alarm.

First alert smoke detector battery.

In this article you ll learn how to replace a 9v battery in a smoke alarm. Where there s smoke there s danger. The sensor is optimized to detect flaming fires such as those caused by paper kitchen grease and other fast combusting materials. 9v has been the battery of choice for smoke alarms for many years.

Sometimes smoke and co alarms will emit a high pitched chirp every few moments to let you know that they need your attention. In the six decades since we have continued to create innovative products from the first residential smoke alarm to the first battery operated carbon monoxide alarm. Tamper resistant design eliminates removal of batteries for other uses and ensures operation over the life of the alarm. Mute feature silences nuisance alarms from cooking smoke or shower steam.

Play the video below to hear to the standard chirping patterns of first alert and brk alarms. For convenience first alert offers 10 year sealed battery smoke alarms that provide hassle free protection by eliminating the need for battery replacements and late night battery chirps for a decade. The battery should be replaced once per year. 120v ac dc smoke alarm with alkaline battery.

Some first alert or brk alarm models run on a 9 volt battery or backup battery. Usually it s something simple that needs to be fixed like a low battery. Carbon monoxide plug in alarm with battery backup. If batteries are stored especially in cold areas like refrigerators they lose their charge more quickly.

Use the plastic tab to gently open the battery compartment. Your batteries may not be fresh. The alarm will now chirp once a minute for up 15 minutes before resetting. The first alert tamper resistant lithium battery powered smoke alarm provides a full 10 years of protection without having to change the batteries.

That s why first alert offers a complete line of quality smoke alarms for your home. Other devices have similar low battery chirps or warning tones that sound like the chirp our alarms make. Remove the old battery. Back of the alarm.

The battery in your smoke alarm should be something that you can rely on. However nowadays it is more common to see two or three aas. In the six decades since we have continued to create innovative products from the first residential smoke alarm to the first battery operated carbon monoxide alarm. How to replace a 9v battery.

Hardwired interconnectable photoelectric and ionization smoke alarm with battery backup. What does a chirp sound like. That s why at first alert we recommend a 10 year sealed battery smoke alarm.