First Alert Combination Explosive Gas & Carbon Monoxide Alarm knobs This enchanting masterpiece captures the

This enchanting masterpiece captures the nostalgia of yesteryears while infusing your space with captivating animation

Distortion Free

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First Alert Combination Explosive Gas & Carbon Monoxide Alarm knobs This enchanting masterpiece captures theVersatile carbon monoxide alarm senses high levels of propane, natural methane gas & carbon monoxide. The crisp backlit digital display allows you to view current & peak levels. Can be remotely muted using almost any household remote control. Plugs into any ac outlet for easy set up. Back up battery powers unit in case of power outage. Loud 85 decibel alarm Electrochemical sensor type Back up battery