CentralAlert™ Hanging Doorknob Knocking Alert

ModelCA-DXH
In stock
$59.95
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A portable door sensor solution with many uses

  • Doorknock sensor - senses vibration of doorknocking.
  • Hangs on inside door handle for privacy.
  • Compatible with CA-360, CA-380, CA-RX, CA-PX, and CA-360H.
  • 2 - AA alkaline batteries can last up to 10 months.
  • Ideal for home use and hotel stays.

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A portable door sensor solution with many uses

You can easily hang it on your doorknob to detect someone knocking. The sensor transmits a wireless signal that triggers the CentralAlert System to notify you when someone is at the door. Ideal for interior and exterior doors at home as well as hotel doors.

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