Obviously the effect looks pretty cool, but the LEDs are also powered by a battery which is recharged by the sun during the day since the outward facing sides of the blinds also serve as solar cells.

• 而且LED灯的供电来源是由太阳能充电，白天时朝外的百叶窗帘会吸收太阳能并转为电能。依据该概念灯理论，这样的供电应该足够一整晚的耗电量。