The Most Trusted Brand in Fire Safety.
Be alerted to the type of danger and its location in your home with the First Alert® SMCO100V-AC Interconnect Hardwire Smoke & Carbon Monoxide Alarm with Battery Backup and Voice and Location Alerts. Easily install the combination detector using the quick connect plug. Plus, interconnect compatible alarms to create a whole home alarm system to help provide an early warning. The detector is also equipped with First Alert's Precision Detection advanced sensing technology and meets new industry standards.
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