First Alert Plug-In Carbon Monoxide Detector VariesBy:Default Each one measures 7 x

Each one measures 7 x 10 inches in size and opens on one of the 7 inch ends

Light weight

Staples Standard bubble roll acts as a protective barrier against bumps and bruises during transport

Protégez vos documents

Easily connect and swap two 2

First Alert Plug-In Carbon Monoxide Detector VariesBy:Default Each one measures 7 xThe First Alert Carbon Monoxide Plug In Alarm with battery backup features an electrochemical CO sensor to alert you to dangerous levels of carbon monoxide. This Alarm plugs into any standard electrical socket to monitor CO levels in your home, office, or other space. The simple, user friendly design features battery backup to allow for continuous monitoring, even in the event of a power outage.