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Yoyo Charger / yo-yo and charger

Yoyo Charger
Yoyo Charger

Yoyo Charger is not only a yo-yo, but also a battery charger. When children are playing yo-yo, the battery is charged through the way of mechanical energy converted into electrical energy. Full charged battery can be used for electric toys.
By the way of entertaining, let children develop energy saving and environmental protection consciousness.

University

Ningbo institute of technology, zhejiang university

Ningbo institute of technology, zhejiang university
Ningbo, China

Design

NIT,Zhejiang Univerity

NIT,Zhejiang Univerity
Ningbo, China

Ye Zhou,Aodi Huang,Shiqiao Wu,Jingjing Feng