China has unveiled the world's smallest solar-powered drone. The palm-sized aircraft is powered by two tiny solar batteries and weighs less than an A4 piece of paper.
Its engine uses static electricity, generated from sunlight - the first of its kind in the world.
Its engine uses static electricity, generated from sunlight - the first of its kind in the world.
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00:00China's unveiled the world's smallest solar-powered drone.
00:03The palm-sized aircraft is powered by two tiny solar batteries
00:08and weighs less than an A4 piece of paper.
00:11Its engine uses static electricity generated from the sun,
00:15the first of its kind in the world.