BRK First Alert SMI100-AC Hardwired Smoke Alarm Impression Supplies A single wireless otoscope can

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BRK First Alert SMI100-AC Hardwired Smoke Alarm Impression Supplies A single wireless otoscope canThe First Alert SMI100 AC Interconnect Hardwired Smoke Alarm with Battery Backup incorporates First Alert's Precision Detection sensing technology to meet modern industry standards. This hardwired smoke detector is designed for easy installation and compatibility with other interconnectable alarms, creating a comprehensive home alarm system for early warnings. Features Precision Detection Technology: Complies with UL 217 8th Edition standards,