
The color of the LED light and the blinking pattern may differ based on the model you own. If your detector or alarm has a blinking or steady light with no audible alarm sound, this typically indicates that the unit is receiving power. What do the lights on my smoke detector mean? Some alarms have a red or green light that blinks every few minutes, while other models blink rapidly or shine a solid light. What does it mean? This is the power indicator light: First Alert and BRK alarms have a power indicator light to show you that your alarm is receiving power. What does red and green light on smoke detector mean?

What color should the light be on a smoke detector?Ī smoke detector blinking red could mean: It's Working Properly: Some brands use an occasional red blinking light to indicate the unit is working properly. A solid green light on your smoke detector indicates that the device is on and operating normally.
