First Alert 1039741 Carbon Monoxide Alarm, 85 dB, Alarm: Audible, Electrochemical Sensor Electrical Wire FramePro Tools

FramePro Tools

Indoor flush/surface cover

A heavy-duty digger/wire stretcher

while the large 1/4 turn locking top increases visibility when you need to make a fast refill

Made of high quality carbon alloy steel

First Alert 1039741 Carbon Monoxide Alarm, 85 dB, Alarm: Audible, Electrochemical Sensor Electrical Wire FramePro ToolsThe First Alert CO400 carbon monoxide alarm utilizes a electrochemical carbon monoxide sensor that lasts for up to five years to detect carbon monoxide. This carbon monoxide detector is battery powered, making it portable and easy to use anywhere, even in the event of a power outage. When carbon monoxide levels become elevated, a loud 85 dB alarm alerts you to the threat.