First Alert Battery-Powered Carbon Monoxide Alarm

The First Alert CO400 Carbon Monoxide Alarm utilizes a electrochemical carbon monoxide sensor that lasts for up to 5 years to detect carbon monoxide. This carbon monoxide detector is battery powered, making it portable and easy to use anywhere. When carbon monoxide levels become elevated, a loud 85dB alarm alerts you to the threat.

Features

• Model number C0400
• Alerts to dangerous carbon monoxide levels
• Most accurate electrochemical carbon monoxide sensor technology
• Battery-operated design works almost anywhere
• Loud 85dB alarm sounds when carbon monoxide levels are elevated
• Single test/silence button for simple operation
• 5-year limited warranty

• Includes 9V battery