That random chirp at 2:13 a.m. is enough to make a grown man question his life choices. You changed the battery. You pressed ...

Your smoke alarm’s chirp can be oddly reassuring, a small sound that suggests everything is still working. Yet the device making that noise may already be too old to reliably sense a real fire. The ...

Beeping or chirping smoke detectors are beyond annoying. Usually, a chirp every 30 to 60 seconds just indicates a low battery. “If it has a 9-volt battery, it needs to be changed,” says Battalion ...

We’ve all been there. It’s 2 a.m. and you hear an eardrum-piercing beep. Your first reaction is to cover your head with a pillow and pretend it never happened. Eventually the slow chirping takes ...

When you move into or buy a new home, no one hands you a guide to how the smoke detectors work. They "chirp," which really means shriek loudly, and you occasionally have to put new batteries in them.