A solar panel provides power to the refrigerator and lighting at night, and it also runs video equipment for health education sessions.
冰箱上的太阳能板不仅可以为冰箱提供能源，晚上用于照明，还可以支持健康教育课程视频的播放器。
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It has a transparent solar-panel roof which generates power to keep the cooling fans running even when stationary, see-through dashboard and clear OLEDs for internal lighting at night.