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Zrabra Wireless Magnetic Door Detector with Emergency Button MD-209R


This magnetic door detector is designed for use on an door or gate. When a door or window is opened, the alarm's switch detector sounds the built-in alarm.
Retail Price:
USD$ 17.94
Wholesale Price:
Wholesale Price
Quantity 2-78-1920-49≥50
Price USD$ 7.84USD$ 7.49USD$ 7.15USD$ 6.69
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Note: you could enjoy the wholesale price of this item as long as the item quantity of your order is more than 1.
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  • Overview


  • Low consumption used CPU
  • 2-in-1 function, Emergency button and magnetic switch
  • Patented Mutil code
  • Auto status report
  • Tamper alarm
  • Periodically report when door and window is not well closed
  • Widely used in residence/commercial door and window opening detection alarm
  • Voltage: 4.5V
  • Static Current Consumption: ≤ 5μA
  • Emission Current: ≤15mA
  • Operating Temperature: -10 ℃ ~ 50 ℃
  • Emission Frequency: 433MHz/868MHz
  • Emission Distance: 200m
  • Built-in Battery: 1.5 x 3 AA battery (not included)

Package Included:

  • 1 x Magnetic Door Detector