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433MHZ WIRELESS DOOR WINDOW GAP MAGNETIC CONTACT SENSOR FOR ALARM SYSTEM a

433MHZ WIRELESS DOOR WINDOW GAP MAGNETIC CONTACT SENSOR FOR ALARM SYSTEM a

$10.99
  • Condition: New
  • Ships from: US
  • Seller: yuzexin002 (99.6% positive)
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About this item

Transmission Frequency: 433MHZ. 1x Magnetic Sensor. Antenna for long distance wireless, battery free provides a layer of security for any door or window inside or outside. Always believe we'll solve issue directly through communication.

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