First Alert Dual Sensor Smoke Alarm with 10-Year Sealed Battery, 1 pk
First Alert Dual Sensor Smoke Alarm with 10-Year Sealed Battery, 1 pk
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First Alert Dual Sensor Smoke Alarm with 10-Year Sealed Battery, 1 pk

|2 ratings

Key item features

  • First Alert's Precision Detection advanced sensing technology complies with the latest 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 detector
  • Dual sensors provide protection from fast flaming and slow smoldering fires
  • Test/silence button for efficient testing to ensure alarm is working properly
  • End-of-life warning lets you know when it's time to replace the detector

Specs

Power type, BatteryBattery life, 10 yearsSmoke & carbon monoxide alarm sensor technology, Photoelectric Sensor, Ionization SensorBrand, First AlertFire safety certifications, Federal Communications Commission (FCC) CertificationFeatures, Beep Indicator

About this item

Product details

The SM310 10-Year Sealed Battery Dual Sensor Smoke Alarm meets new industry standards featuring First Alert's advanced sensing technology and dual smoke sensors to provide reliable protection from fast flaming and slow smoldering fires. 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.
  • First Alert's Precision Detection advanced sensing technology complies with the latest 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 detector
  • Dual sensors provide protection from fast flaming and slow smoldering fires
  • Test/silence button for efficient testing to ensure alarm is working properly
  • End-of-life warning lets you know when it's time to replace the detector
info:
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here, and we have not verified it.  

Specifications

Power type

Battery

Battery life

10 years

Smoke & carbon monoxide alarm sensor technology

Photoelectric Sensor, Ionization Sensor

Brand

First Alert

Warranty

Warranty information

10 Years Limited Warranty

Warnings

Customer ratings & reviews

5 out of 5 stars
stars
2 ratings1 review
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Showing 1-1 of 1 review

Sep 11, 2026
Reviewer name: anonymous
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Easy. Great

Easy to install. Quality product

Incentivized Review
Helpful?28XBM3VPA39Z8890812956
Current price is $69.16
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