First Alert Plug-In 120V Electrochemical Easy To Read Digital Display Carbon Monoxide Alarm Specialty Electronics Batteries Gallon covers approximately 4

Gallon covers approximately 4

Ergonomic Curved Handle Cushioned For Comfort & Prolonged Use

5/8" x 50'

Great for household projects

No digging or chopping and safe to use

First Alert Plug-In 120V Electrochemical Easy To Read Digital Display Carbon Monoxide Alarm Specialty Electronics Batteries Gallon covers approximately 4Electrochemical sensor Easy to read backlit digital display allows a quick view of current and peak CO levels. Plugs into any wall outlet and includes a battery back up for detection even during power outages EZ access battery door allows you to change batteries without having to dismount the alarm 5 decibel horn sounds if carbon monoxide levels are too high, and a test silence button silences the alarm and allows you to test its functionality