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water saver / water purifier,outdoor

water saver
water saver

An outdoor high-efficiency water purification device that solves the problems of outdoor water purification difficulties, insufficient water, poor water quality and so on. Just press the button to clean water or call for rescue to save your life.g

University

Xi'an JiaoTong Universtiy

Xi'an JiaoTong Universtiy
Xi'an, China

Zhao Zihan,
Xi'an JiaoTong Universtiy

Zhang Ruijia,
Xi'an JiaoTong Universtiy