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Always looking for programs, through human labor to create value-added, the result is a spade, so the user experience in the labor process in a useful way to health electrical work and lighting. Use a shovel during the day in the natural course of labor power, lighting the use of advanced nano-generator technology, newly developed
OLED generation of power through the people to use electricity generated shovel operation to facilitate night lighting and work. The production of energy during the day is stored in the battery pack. All kinds of people can easily charge the battery and use.
Hunan University of Science and Tec
Beijing Drowm design office