First Alert SC9120BCA/SC9120BA Hardwire Combination Carbon Monoxide and Smoke Alarm with Battery Backup

by BRK
Save 24%
  • 120-Volt hard-wired detector. Electrochemical, Ionization sensor type
  • Alarm is wired directly into your electrical system and includes a battery backup and mute button
  • Battery backup ensures alarms work even during power outages
  • Combination smoke and CO alarm eliminates the need for 2 electrical boxes
  • 5-year limited warranty
  • Loud 85db Siren

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