Explosive Gas Detectors

The 1039758 Combination Explosive Gas and Carbon Monoxide Alarm from First Alert detects propane, carbon monoxide, and methane gas. It features a built-in backlight digital display and can plug into any AC outlet. 

The easy-to-read digital display shows the current and peak levels of gas detected. It plugs into any AC outlet and has backup power in case of a power outage. The alarm is quite loud at 85-decibels to ensure it is heard clearly. 

First Alert 1039758 Combination Explosive Gas and Carbon Monoxide Alarm features:

• Versatile CO alarm senses high levels of propane, natural/methane gas, and carbon monoxide
• Easy to read backlit digital display allows you to view current and peak levels
• Plugs into any AC outlet for easy setup; backup battery powers detector in case of a power outage
• The loud 85-decibel alarm can be easily heard 
• Easy to Operate and Test