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          First Alert 9120B / SMI100-AC Smoke Detector, Hardwired Alarm with Battery Backup, 10-Pack
          First Alert 9120B / SMI100-AC Smoke Detector, Hardwired Alarm with Battery Backup, 10-Pack
          • First Alert 9120B / SMI100-AC Smoke Detector, Hardwired Alarm with Battery Backup, 10-Pack
          • First Alert 9120B / SMI100-AC Smoke Detector, Hardwired Alarm with Battery Backup, 10-Pack
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          First Alert 9120B / SMI100-AC Smoke Detector, Hardwired Alarm with Battery Backup, 10-Pack

          $45.00 USD
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          Power SourceBattery Powered
          AlarmAudible
          Sensor TypePhotoelectric
          Product Stylehardwired smoke alarm
          Item Weight4.54 g
          Model Number9120b
          Unit Count10 Count
          ManufacturerBRK Electronics
          Mfr Part Number9120B
          Stylehardwired smoke alarm
          Power Source TypeBattery Powered
          SensorPhotoelectric
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