First Alert Plug-In 120V Electrochemical Easy To Read Digital Display Carbon Monoxide Alarm Brand_Vise-Grip Combination pack includes 9-Piece SAE

Combination pack includes 9-Piece SAE

Designed for installations where a 1-inch water main is present at the point of entry

It gets even better with a six-point

Unlike barb fittings

First Alert Plug-In 120V Electrochemical Easy To Read Digital Display Carbon Monoxide Alarm Brand_Vise-Grip Combination pack includes 9-Piece SAEElectrochemical 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