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24Pack Door Window Alarms - Wireless DIY Security Sensor for Home, Burglar Alarm

24Pack Door Window Alarms - Wireless DIY Security Sensor for Home, Burglar Alarm

$43.40
  • Condition: New
  • Ships from: Denver, US
  • Seller: ab-210277 (97.8% positive)
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About this item

Super loud 90 dB alarm. Clean door/window surfaces to ensure smooth, dry adhesion areas. Align main unit with magnetic sensor per manual instructions. Confirm ≤0.4" (10mm) gap when closed: - Power on to test system - If alarm continues, adjust positioning.

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