Why is my smoke alarm beeping or chirping at night?
My smoke detector randomly beeps and I'm afraid to leave it attached to the ceiling in case it bothers the neighbour. I just exchanged the battery twice so I highly doubt it
Why Your Smoke Detector Is Beeping and How to Fix It
Why Does a Hard-Wired Smoke Alarm Chirp? A Florida Electrician Explains
Beep, Beep, Beep: Silence Your Malfunctioning Smoke Detector
Why Does a Hard-Wired Smoke Alarm Chirp? A Florida Electrician Explains