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Design description: this is a wireless rotary socket and can be wired free; it combines scientific and technological elements such as touch switch, remote control of mobile scan code and the security tips of the current table; it also combines the rotary folding outline and rotatable interface, sets USB, two holes and three holes in a body and better uses space; the jacks are different due to different colors in order to avoid the errors in the plug and pull.
Henan University of Technology