The First Alert CO600 Plug-In Carbon Monoxide Alarm uses an electrochemical CO sensor to detect elevated carbon monoxide levels. When CO is detected, the carbon monoxide detector sounds a loud 85-decibel alarm to warn you of the threat.

Carbon monoxide (CO) is an invisible, odorless and tasteless poisonous gas. Sources of carbon monoxide are any fuel burning devices, such as your stove, furnace or water heater. Carbon monoxide detectors are the only way to detect this poisonous gas …

The First Alert CO606 Carbon Monoxide Plug-In Alarm with battery backup features an electrochemical CO sensor to alert you to carbon monoxide. This carbon monoxide detector plugs into any standard electrical socket to monitor CO levels in your home.

The 3-pack of First Alert CO600 Plug-In Carbon Monoxide Detector helps protect your family in multiple rooms. The alarms feature an 85-decibel alarm and an electrochemical sensor, and easily plug into any standard outlet with no additional mounting necessary. One button silences any nuisance alarms, and also tests detector functions.

Advanced electrochemical sensor detects carbon monoxide levels no matter where the detector is installed. A loud 85-decibel alarm sounds when CO levels reach dangerous levels. CO alarms should be placed on every level and in every bedroom of the home. 7-Year limited warranty. Tested to meet UL standards

The First Alert CO605 Plug-In Carbon Monoxide Detector helps protect your family with an electrochemical sensor and an 85-decibel alarm, and easily plugs into any standard outlet with no additional mounting necessary.