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

Install convenient 2-in-1 protection with the First Alert SMICO110 10-Year Battery Combination Smoke & Carbon Monoxide Alarm. This combination smoke and carbon monoxide alarm meets new industry standards, is easy to install and doesn’t require battery replacements for a decade.
First Alert’s Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency.
10-Year sealed battery eliminates battery replacements and low battery chirps for the life of the alarm
End-of-life warning lets you know when it’s time to replace the alarm
Provides reliable 2-in-1 protection against both smoke and carbon monoxide in an easy to install alarm
Test/silence button for efficient testing to ensure alarm is working properly