(CNNMoney) — If there’s one dumb device in your home worth making smart, it’s your smoke detector. It chirps when your battery is low (inevitably at 3 a.m.), it goes off when you’re making stir-fry, ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. NEW YORK (CNNMoney) — If there’s one dumb ...

Q. I just spent $20, again, on batteries for my smoke alarm. The Duracell batteries I bought are good for five and 10 years. Is the old idea of replacing batteries ...

They’re much more expensive than the typical 9-volt battery, but they deliver peace of mind that no dumb battery can. Few life events are more annoying than being awakened at 3AM by a chirping smoke ...

There are plenty of smart smoke detectors on the market that connect to your home’s Wi-Fi network to provide smartphone notifications when there’s trouble, but they’re an expensive upgrade to the dumb ...

Q: My home has hard-wired smoke detectors. How often do I need to replace them, and what kind of replacements do I need? Can I do it myself, or do I need a professional? And if I need a pro, what kind ...

A startup called Roost is developing a WiFi-enabled battery that listens for an alarm and sends a message to your phone when your smoke detector blares. Roost Whether it’s stumbling around in the ...

When's the last time you tested (or replaced) your smoke detector? Can't remember? Then it sounds like it's time to give it an inspection. While smoke detectors are made to last a full decade, it's ...

"Smart" smoke and CO2 detectors can do all sorts of clever things, such as notifying absent homeowners via their smartphone if the alarm goes off. However, what if you’ve already got a perfectly good ...