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Weatherproof Infrared Doorbell Apartment Entrance Guest Notice Security Bell

Weatherproof Infrared Doorbell Apartment Entrance Guest Notice Security Bell

$4.99
  • Condition: New
  • Ships from: US
  • Seller: best_alarm (98.7% positive)
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About this item

It is used directly after receiving, put in battery and adjust angle to avoid false alarm, not suitable for outdoor because of lack of waterproof function. 5,Battery installation schematic diagram:Pull the switch battery cover,open the battery cover Installed correctly,Press the key of battery switch ,finish the installation.

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