![]() Blinking red can mean a few things in different situations, so let’s learn what causes a smoke detector to blink red and beep, and whether you need to take action.įirst Alert smoke detectors are essential for protecting your home, but they can still be difficult to understand. So, when your smoke detector begins to blink red and beep, it’s important to know how that phenomenon is connected to the device’s functionality. Smoke detectors are responsible for protecting families and businesses from fire. This post will help you troubleshoot and address any of these issues. ![]() If you have a First Alert hardwired smoke detector, the red blinking light indicates one of several issues: power outage, low battery, or weak or missing signal.
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