How to make a hard-wired smoke detector stop chirping without replacing the battery immediately - Quora
A single chirp from your smoke alarm every 30 or 60 seconds means the battery is low and must be changed. To avoid those annoying middle-of-the-night... | By Valley Regional Fire Authority
Smoke Detector Keeps Chirping: How to Make it Stop? | Canadian TV, Computing and Home Theatre Forums
![Smoke Alarm Beeping: Why and What to Do|Angel Technologies Hongkong Ltd. / ATL /Fire alarm manufacturer Smoke Alarm Beeping: Why and What to Do|Angel Technologies Hongkong Ltd. / ATL /Fire alarm manufacturer](http://www.atlfire.hk/upload/month_1611/201611301527277580.jpg)