First Alert Plug-in Natural Gas, Propane and Carbon Monoxide Detector PPG1179-1 square point blade features a

square point blade features a secure step allows for solid placement for added digging force

the EU2C provides emergency lighting while saving energy

Fahrenheit/Celsius Switch

and easy to clean

traditional

First Alert Plug-in Natural Gas, Propane and Carbon Monoxide Detector PPG1179-1 square point blade features aThe First Alert GCO1CN combination explosive gas and carbon monoxide alarm with backlit digital display. This explosive gas and CO alarm detects the presence of combustible gases propane and methane and alerts you with a loud 85 decibel alarm. It also comes equipped with an electrochemical CO sensor that accurately detects carbon monoxide leaks from faulty fuel burning appliances, blocked chimneys, and a variety of other sources. Designed for easy