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First Alert 2-Pack Battery-Powered 9-Volt Combo Smoke and Carbon Monoxide Detector

  • First Alert 2-Pack Battery-Powered 9-Volt Combo Smoke and Carbon Monoxide Detector

First Alert 2-Pack Battery-Powered 9-Volt Combo Smoke and Carbon Monoxide Detector

Item #: 349222 |  Model #: SCO403

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2-Pack Battery-Powered 9-Volt Combo Smoke and Carbon Monoxide Detector

  • 9-volt battery-operated ionization smoke alarm
  • Battery-powered carbon monoxide alarm
  • Easy-access battery door on both alarms
  • Test buttons help ensure alarms are working properly
  • 5-year limited warranty on smoke alarm
  • 7-year limited warranty on carbon monoxide alarm
Power Source Battery-powered
Battery Back-Up No
Front-load battery Yes
Voice Alert No
Hush Feature Yes
Long-life battery No
Light No
CO Detector Yes
Ionization Sensor Yes
Photoelectric Sensor No
Low-pitch tone No
Package Quantity 2.0
Warranty Limited
UL Safety Listing No
CSA Safety Listing No
ETL Safety Listing Yes
Radon Detector No
Package Contents 1 smoke alarm, 1 carbon monoxide alarm, 2 AA batteries, one 9-volt battery, 2 manuals
Color / Finish White
Voltage 9.0

Product Documentation

Download these helpful files for this product.

  • Installation Guide
  • Warranty Guide
  • Energy Guide
  • Dimensions Guide
  • How To Guide
  • Use & Care Guide
  • Operating Guide

pdf To view these documents, you need Adobe Acrobat Reader. You can download a free copy from the Adobe web site.

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