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“风行者”自行车前灯 / bicycle headlight


Many bicycle enthusiasts often buy a rechargeable bicycle lamp for riding at night,
while wind-powered headlights do not need to be charged. They only need to
replenish energy during cycling, which is more environmentally friendly and
saves electricity.


Guangdong Ocean University

Guangdong Ocean University
Zhanjiang, China

Yuyang Fang,
Guangdong Ocean University