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R-Battery / electric device

R-Battery
R-Battery

Actually, there still remains some power in the
used batteries. This R-battery takes the form of
a D type battery into which used AA or AAA
batteries can embed. Then, by transforming
and collecting the remaining power in the used batteries, we can use the device again and again.

University

Jiangnan University

Jiangnan University
Wuxi, China

Design

Jiangnan University

Jiangnan University
Wuxi, China

Shuo Wang, Hansen Wei, Ying Zhao