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Battery Saver / button battery

Battery Saver
Battery Saver

This is a rechannge button battery,it can stack up, and it can also be arbitrary combination. It accumulate together can become ordinary number five or seven number battery.This button battery can fold together with the existing charger to charge it up.Hexagon appearance also can prevent it tumbled. The green grooves on the surface make whole design lively. Many button battery fold together can not only save a space but also convenient to receive.

University

Zhang, Yiting

Zhang, Yiting
Wuhan, China

Design

Zhang, Yiting

Zhang, Yiting
Wuhan, China

Yang,Bi Yangyang,Zhou Jinghe,Zhang