Carbon Monoxide Detector Alarm, CO Detector with Digital LCD Display, Replaceable Battery Carbon Monoxide Detectors for Home and Depot, 3 LED Lights Carbon Monoxide Alarm, 1-Pack

The CO alarm is easy to install and can be installed anywhere.

Wall-mounted or free-standing, easy to take while traveling.

A 10-YEAR lifespan Carbon Monoxide Detectors with 3 years replaceable battery.

High reliability, up to 10 years of uninterrupted operation due to high efficiency and high battery capacity.

Displays real-time CO levels.

LCD allows you to see any dramatic changes in CO levels, and it is easy to determine the remaining battery life and working status.

Through 3-colored LED indicator, clearly inform you the working status of the CO alarm detector.

Green LED indicates normal operation.

Red LED indicates alarm status.

Yellow LED indicates failure.

Detecting level range: 20 to 999 ppm.