Replacing smoke alarm batteries can be a hassle. It always seems that just as soon as you've installed fresh ones, the low-battery warning is beeping at you again.

Smoke detectors (not just their batteries) have a temporary shelf life. Find out how long yours will last, and how to know it's time for a full replacement.

The smoke detector battery provides long-lasting power and reliable performance for fire alarms and other devices. SAFE AND LEAK-PROOF: 6LR61 9 v battery alkaline got CE certification, ...

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One chirp every 30 to 60 seconds: It’s time to replace the battery. Continued sets of three (3) loud beeps, but no smoke or fire: The smoke detector is dirty. Over time, dust, dirt, spiders ...

Now, many new alarms are coming with long-lasting Lithium Ion Batteries that can last up to 10 years," said Matt Groseclose, Fire and Life Safety Educator with the Greensboro Fire Department.

How long does a Firex smoke detector last? Smoke detectors should be replaced every 8 to 10 years; battery-powered Firex smoke detectors are built to last 10 years. Is Kidde compatible with Firex?

Batteries should be changed in all smoke detectors in the home and its recommended to use long-lasting lithium batteries, which typically last up to 10 years, according to Summit Fire & EMS.

A firefighter shows one of the long-lasting smoke detectors he was giving away in December. The detectors are considered more reliable since residents don’t have to remember to change the batteries.