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2Sets Magnetic Reed Switch Normally Open Closed NC NO Door Alarm Window Security

2Sets Magnetic Reed Switch Normally Open Closed NC NO Door Alarm Window Security

$11.94
  • Condition: New
  • Ships from: Denver, US
  • Seller: kazmi-trading-inc (100% positive)
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About this item

Otherwise, the working characteristics of the door magnet will be changed and possible wrong actions. The magnet part is installed on the movable door and window. The switch part and the magnet part should be aligned as much as possible.

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