First Alert 1042411 Carbon Monoxide Plug-In Alarm with Battery Backup Filters & Accessories 7/8" Compression x 3/4" Female

7/8" Compression x 3/4" Female Pipe Thread

The bottom chamber is baited with a liquid attractant poured onto a cotton pad

lightweight & easy to use

pressure & torque operation

First Alert 1042411 Carbon Monoxide Plug-In Alarm with Battery Backup Filters & Accessories 7/8" Compression x 3/4" FemaleThe First Alert CO606 Carbon Monoxide Plug In Alarm with battery backup features an electrochemical CO sensor to alert you to carbon monoxide. This carbon monoxide detector plugs into any standard electrical socket to monitor CO levels in your home. The simple, user friendly design features battery backup to allow for continuous monitoring, even in the event of a power outage. Battery backup allows for continuous monitoring during power outages Single