First Alert SM210 10-Year Battery Smoke Alarm
Price tier: Budget
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Smoke alarm with 10-year sealed battery and slim profile. Early warning and reduced nuisance alarms, plus end-of-life alert. Customer insight notes easy install but mixed reliability
Highlights
- 10-year battery life
- slim profile
- early fire warning
Pros
- 10-year sealed battery
- Slim profile design
- End-of-life warning
- Test/silence button
- Advanced sensing technology
Cons
- Mixed reliability with random alarms
- Reported lifespan concerns
- False alarms noted by customers
Best For
Features
- 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 its time to replace the alarm
- Test/silence button for efficient testing to ensure alarm is working properly.
