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First Alert SA521CN-3ST Smoke Alarm Battery Operated 120 Volt

Item# SPM14665386810 | Model# SA521CN-3ST | Added on July 16, 2017 |
First Alert SA521CN-3ST Smoke Alarm Battery Operated 120 Volt
$59.13
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Description Specifications
"FIRST ALERT" SMOKE ALARM 120V AC/DC Easily expand an existing interconnected 120V AC system by replacing one alarm in the series with this alarm Add additional battery op

  • Hardwire wireless smoke alarm with battery backup
  • Uses photoelectric sensing technology which is environmentally friendlier
  • Low battery warning; simple to use silence/test button; pullout battery drawer
  • Add additional battery operated First Alert ONELINK alarms to expand without wires
  • 120-volt with 2 AA battery backup
This product comes with:
Owner's Manual (1)
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