The First Alert SM210 10-Year Sealed Battery Smoke Alarm with Slim Profile Design is available in a convenient two-pack. The SM210 smoke alarm features First Alert's Precision Detection advanced sensing technology and meets new industry standards.
- 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 is time to replace the alarm.
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