The doorbell of my Buyang security door keeps ringing as soon as it is pressed

Updated on Security door 2024-06-29
2 answers
  1. Anonymous users2024-01-24

    It should be that there is a problem with the spring inside!!

  2. Anonymous users2024-01-23

    Although our community is not big, it is a garden-like community. None of the security doors for the twelve buildings are good, and the manufacturer does not give a warranty, and there is no intact security door until now.

    It's not just about quality, it's about the company's service.

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