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traffic fan light
It is obviously a fan, using on the traffic light. It can light up the traffic light. Combines modern technology with eco-conscious wind power to create light without need for plug-in power or solar energy. It just by using the car crossing wind and nature wind. The winds will move the fan which has designed to capture winds to turn the energy and use them into a usable energy enough to power up the traffic light.
Deng Haowen Zhou weiming Jin Tingting Huang Bolong