A chirping smoke alarm often indicates a low battery. When it happens at night, it could be an environmental issue affecting ...

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 ...

Smoke detectors beep when the batteries need changing. They may also beep when they're malfunctioning and need to be replaced. Smoke detectors are sensitive to smoke and extreme temperatures, and ...