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Light with a solar-powered watch is light, often the environment as we enter the dark when no light encounter distress, particularly in the field we often come across something related. Light with is based on solar energy to absorb the energy, usually it is the solar energy table, the time when we need lighting, Light with you can assume their role in the flashlight.
CAO MING,LI SHIGUO
ZHAO TING ,HUANG JIANBO