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The meaning of "ZHUAN" in Chinese is revolving.
Utilizing the photogene, the Combination of wheels and led light panel brings a image when it turns to the same place. It increases the safety while riding a bicycle at night. Besides, the image may decorate the bicycle, catch people's eye, and step up the delight.
The wheel install a speed control and a led light panel :
The speed control is used to operate the frequency of the panel's flash when riding a bike.
The led light panel can change the display, which increases joy while exercising.