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433MHz Wireless Magnetic Door Window Sensor For Smart Home Security Alarm V1

433MHz Wireless Magnetic Door Window Sensor For Smart Home Security Alarm V1

$13.56
  • Condition: New
  • Ships from: CN
  • Seller: bluelink88 (97.8% positive)
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About this item

This item is a door and window alarm sensor. The door alarms can work with RF 433MHz Host to detect the door's opening status. 100m wireless transmit distance. Trigger alarm distance: ≤20mm. Installation by double-side adhesive, easier and convenient to install.

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