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. This slim profile alarm is easy to install, and the 10-year sealed battery means no battery replacements are required.
- 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
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- 10-Year sealed battery eliminates battery replacements and low battery chirps for the life of the alarm
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- Slim profile design is half the depth of a standard alarm
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- End-of-life warning lets you know when it’s time to replace the alarm
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- 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
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