First Alert CO400 Battery Operated Carbon Monoxide Alarm Specialty Hammers Polarized lenses for all-around tint

Polarized lenses for all-around tint for bright light conditions

Automatic Overheat Protection

Matching wheel flanges allow the use of common accessories

• ¼” magnetic bit storage

First Alert CO400 Battery Operated Carbon Monoxide Alarm Specialty Hammers Polarized lenses for all-around tintThe First Alert CO400 Battery Operated Carbon Monoxide Alarm utilizes an electrochemical carbon monoxide sensor to detect carbon monoxide. This carbon monoxide detector is battery operated, making it portable and easy to use, even in the event of a power outage. When carbon monoxide levels become elevated, a loud 85 decibel alarm alerts you to the threat. Detector features a single test silence button for efficient testing Battery operated detector is