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CHEN,YIMG-CHEN / solarpower helmet


Generally speaking,the light battery behind the helmet has run down always needs to change battery.If you didn't change it,the light wouldn't working.Most of people are lazy about changing battery.It's dangerous to people who have to ride motocycle very ofen.Solarpower helmet can absorbs energy from sunlight and turns into electrical energy.


Asia University

Asia University
Taichung, Taiwan