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Convenient key shell / Product

Convenient key shell
Convenient key shell

In our life, we have many similar keys, so it is uneasy to recognize and carry them. This is a double-side key shell with functions of scalability, classification and LED illumination, bringing convenience for our life.

University

Beijing Institute of Technology,Zhuhai

Beijing Institute of Technology,Zhuhai
Zhuhai, China

Qing Han,
Beijing Institute of Technology,Zhuhai