CO Detector LED Status Light Colors
Updated
The Carbon Monoxide Detector has several light states that reflect the status of the device and its detection of CO within your home. This guide will highlight the various indicators and their meanings.
Light | Sound | Description |
Flashing Green Light | No Sound | Green LED flashes once every 60 seconds, which means the unit is receiving power and also indicates it is functioning properly |
Solid Yellow Light | Chirping Once a Minute | |
Blinking Yellow Light | Chirping Once a Minute | Replace the battery; Batteries are expected to last 3-5 years, depending on placement and usage |
Blinking Yellow Light | Chirping Every 2-4 Minutes | Malfunction Error. Our Support team can send you a replacement |
Blinking Red Light | No Sound | CO Detected. Move to fresh air as soon as possible |
Blinking Red Light | Beeping Every 5-60 Seconds | Dangerous levels of CO detected. Move to fresh air immediately! |
No Light | No Sound | Replace the battery; Batteries are expected to last 3-5 years, depending on placement and usage |