First Alert Combination Smoke & Carbon Monoxide Alarm, Interconnect Hardwire Detector with Battery Backup, SMICO100-AC, 1-Pack

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First Alert Combination Smoke & Carbon Monoxide Alarm, Interconnect Hardwire Detector with Battery Backup, SMICO100-AC, 1-Pack

First Alert Combination Smoke & Carbon Monoxide Alarm, Interconnect Hardwire Detector with Battery Backup, SMICO100-AC, 1-Pack

Original price was: $64.99.Current price is: $52.99.

Price: $64.99 - $52.99
(as of Mar 22,2026 14:31:50 UTC – Details)

Features:

  • Interconnect Hardwire 2-in-1 Smoke & CO Alarm

  • Battery Backup for continuous protection

  • Precision Detection technology for early warning

  • Meets new industry standards

  • Quick Connect Plug for easy installation

  • Test/silence button for efficient testing

Pros:

  • Reduces cooking nuisance alarms

  • Creates alarm system throughout home

  • Easy to install and interconnect multiple alarms

  • Provides early warning in case of home fire emergency

Cons:

  • No images included in packaging

  • May require professional installation for hardwiring

  • Battery backup may need to be replaced periodically

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