First Alert 10-Year Battery 2-in-1 Combination Smoke & Carbon Monoxide Alarm

Complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency.
Provides reliable 2-in-1 protection against both smoke and carbon monoxide in an easy to install detector
10-Year sealed battery eliminates battery replacements and low battery chirps for the life of the alarm
Battery-operated alarm allows for easy installation and maintenance, Test/silence button for efficient testing to ensure detector is working properly
End-of-life warning lets you know when it’s time to replace the alarm, First Alert 8th Generation Detector meets the latest industry standards.

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