How to install the door eye of the security door?

Updated on Security door 2024-01-27
1 answers
  1. Anonymous users2024-01-23

    First, put the outermost bucket on, then put the two concave mirrors in the direction from the outside of the door to the direction of the door at once, and finally install the convex mirror in the direction of the door, pay attention to adjust the distance, and see the situation outside the door clearly from the door.

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