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When pump bicycle, we don't know if it is appropriate to the tyre pressure, often judged by
pressing the tire, this led to two problems:
1. Hand contacts dirty tires, no health,
2.worry the tire burst.
Convenient pump is a bicycle pump, which with a trumpet and LED lights.
It can measure the tyre internal pressure.When there is enough gas it will remind you, help
you to judge whether the tire up enough.
Changzhou University
Changzhou city, China
Changzhou University
Changzhou city, China
Chen Yaxin
Ju Binbin
Rui Dazhi
Xu Xiaobo