BRK First Alert SMI100-AC Hardwired Smoke Alarm

The 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, reducing cooking-related nuisance alarms while ensuring early fire detection. Interconnect Capability: When one alarm activates, all interconnected alarms will sound. Device Integration: Connects with up to 12 additional First Alert/BRK detectors or other compatible devices.  Battery Backup: Ensures functionality during power outages. Alarm Indicator: Identifies the specific alarm that triggered the alert. Quick Connect Plug: Simplifies installation without rewiring. Test/Silence Button: Facilitates routine testing and temporary silencin