Though it may be annoying, this can be just the thing that keeps you safe in the event of a sudden fire. This is a safety feature that is common in practically any battery-operated smoke detector.
Many smoke alarms have a built-in feature which forces them to beep continuously when they reach a low battery point. 4 Reasons Why your Smoke Alarm Beeping 1. Let’s look below to see possible causes for beeping smoke alarms, and what to do when you encounter this issue. So what causes this annoying beeping that comes from your smoke detector? And more importantly, what do you do when this occurs? As annoying as the sound may be, there is a reason behind the beeping. Whether late at night while you’re trying to sleep, or seemingly periodically throughout the day, your smoke alarm starts beeping, but there is no smoke, let alone a fire.