Make every effort to install your smoke detector there. If the ceiling is out of the question for your home, install it as close to the ceiling as possible but no further than 12 inches down the wall.

That is what’s known as the “end-of-life” chirp: When your smoke detector lets you know that it can no longer do its job, and now must die (i.e. you have to replace it with a new one).

At CES 2025, Kidde fire and smoke detectors, which are among our favorites, now work with the Ring security app, and Ring's got a new monitoring plan to match.

SimpliSafe has replaced the smoke and carbon monoxide detector that can be used with its DIY home security systems with this all-new SimpliSafe Smoke & Carbon Monoxide Detector, the manufacturer ...