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First Alert SM210, 10-Year Sealed Battery Smoke Alarm with Slim Profile Design, 1-Pack
ASIN: B0CJMP11MB

by First Alert

First Alert SM210, 10-Year Sealed Battery Smoke Alarm with Slim Profile Design, 1-Pack

8.3
Confidence High

ExpertBeacon Score and confidence are proprietary signals, not retailer ratings.

3.8Amazon rating(885 reviews)
Demand Top 48%
Confidence High
Mid-Range in Set

How It Compares

Compared with other products in Smoke Detectors & Fire Alarms.

Demand
52%
Expert Score
56%
Relative Price
Mid-range

Relative Price shows where this product sits in the category. Exact prices stay hidden.

Affiliate Disclosure — We earn from qualifying purchases. Data last updated on Mar 23, 2026. ExpertBeacon Score, Expert Score, Value, and Confidence are our own signals, not retailer ratings.

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Product 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 it’s time to replace the alarm
  • Test/silence button for efficient testing to ensure alarm is working properly

Why It Ranked Well

High Confidence

Listing completeness and demand coverage are both strong for this product.

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