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  $39.99

  First Alert® SMI110 Sealed 10-Year-Battery Smoke Alarm

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• 

  $27.99

  First Alert® SMI100 Battery-Operated Smoke Alarm

  5 out of 5 stars with 2 ratings

  2 reviews

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• 

  $24.99

  First Alert Alarm Smoke AC/DC with ADP SMI100-AC: Hardwired Smoke Detector, Fire Alarm, Lithium Battery, 10-Year Warranty

  4.4 out of 5 stars with 16 ratings

  16 reviews

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• 

  $32.99

  First Alert Alarm Smoke DC10 SM210 Clam Tray: 10-Year Lithium Ion Battery, Fire Alarm, No Hardwired Installation Required

  2.7 out of 5 stars with 22 ratings

  22 reviews

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• 

  $44.99

  First Alert 8E Photo Micro Smoke Detector 10 Year Battery

  2.8 out of 5 stars with 9 ratings

  9 reviews

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  $39.99

  First Alert Precision Detection Interconnect Hardwired Smoke Alarm with 10-Year Battery Backup

  1.3 out of 5 stars with 7 ratings

  7 reviews

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• 

  $109.96

  reg $139.99 Sale

  First Alert SMI100-AC, Hardwire Interconnect Smoke Alarm with Battery Backup

  5 out of 5 stars with 1 ratings

  1 review

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• 

  $57.99

  reg $79.99 Sale

  First Alert SMI100-AC, Hardwire Interconnect Smoke Alarm with Battery Backup, 3-Pack

  1 out of 5 stars with 1 ratings

  1 review

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