Swann Wireless Window/Door Alert Sensor. Easy Installation (Permanent or Tempora
$33.99
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Wireless Window/Door Alert Sensor. Easy Installation (Permanent or Temporary), W
$34.99
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About this item
When the magnetized link between the Sensor and receiver is disrupted it sends you an alert. Use it to monitor doors requiring authorized entry, on a window beyond your line of sight to detect entry, and many more!
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