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Time Whistle / Whistle

Time Whistle
Time Whistle

Time Whistle combines functions of electronic watch, indicator and whistle together. It can not only record the regular time and injury time independently, but also remind the referee about the ending time by indicator. This product meets several functions during football game. The referee need not wear watch and hang whistle at the same time, making the game more comfortable and easier.

University

Dalian Nationalities University

Dalian Nationalities University
Dalian, China

Weijian Cui,
Dalian Nationalities University

Yanwen Wang,
Dalian Nationalities University

Yunsen Wang,
Dalian Nationalities University

Gele Aori,
Dalian Nationalities University