First Alert SM210 Smoke Alarm

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

Slim profile design is half the depth of a standard alarm

End-of-life warning lets you know when it’s time to replace the alarm

Test/silence button for efficient testing to ensure alarm is working properly

First Alert SM210 10-Year Sealed Battery Smoke Alarm with Slim Profile Design