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First Alert SMI105-AC Interconnect Hardwire Ionization Smoke Alarm with 10-Year Battery Backup

Item: #545906
Model : #1046848
UPC #00029054022585
By: First Alert
$39.99
In-store price may vary from online price. Not all products available at all stores.
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$39.99
In-store price may vary from online price. Not all products available at all stores.
Free Ship-to-Store
  • JETSONS6032 Huguenard Rd
    FORT WAYNE, IN 46818 US

    Estimated pickup day: 12/9/2025
Ship to Address
  • Ground Shipping Unavailable
  • Expedited Shipping Unavailable
  • We're unable to ship this item to:VT, and MA
Product DetailsReviewsQuestions & Answers
Details
  • First Alert SMI105-AC Interconnect Hardwire Ionization Smoke Alarm with 10-Year Battery Backup.
  • First Alert's Precision Detection advanced sensing technology and meets industry standards.
  • Interconnect multiple alarms together to help provide an early warning throughout your whole home and have peace of mind knowing the 10-year battery backup provides continuous protection in the event of a power outage.

Additional Details

  • Precision Detection advanced sensing technology
  • Complies with industry standards to reduce cooking nuisance alarms
  • Provides early warning in the event of a home fire emergency
  • 10-year battery backup provides continuous protection during power outages
  • Through early warning interconnect, when one alarm sounds, all compatible alarms will sound
  • Alarm indicator visually identifies the unit that initiated the 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
Specifications
BrandFirst Alert
Power SourceHardwired
Voltage120
Sensor TypeIonization
Width (in.)5.69
Height (in.)2.25
Length (In.)5.69
Battery Back-UpYes
Decibel Level85
Battery Type10 Yr. Lithium
Batteries IncludedYes
ColorWhite
CertificationUL Listed
Warranty10 Yr. Limited
Noise Rating (dB)85
UPC00029054022585
Package Quantity1
Unit of MeasurementEach
Country of OriginMexico
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