What is the data cable interface under the electronic password lock of the anti theft door used for?

Updated on Security door 2024-05-16
3 answers
  1. Anonymous users2024-01-24

    The data cable interface below this is in case you have no power, this one passes through an external power supply, and then opens the door. That is, an emergency power port.

  2. Anonymous users2024-01-23

    It is generally an excuse for emergency power.

    But unscrupulous brands can leave the back door.

  3. Anonymous users2024-01-22

    It is generally used to charge the battery.

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