A switch at the door controls two bedside lamps and a bedroom lamp, and two switches at the head of

Updated on Bedside 2024-08-24
1 answers
  1. Anonymous users2024-01-24

    That's a good question! Just separate the live line from the neutral line! You can pick it up! And the color of the live wire and the zero line are not the same! Multi-function switches are clearly marked! Most junior high school students can pick it up! Try it yourself!

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Find a professional water and electricity master If the line is connected wrong, it will be very troublesome.