[Wired] You Can Power a Calculator With Some LEDs

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[Wired] You Can Power a Calculator With Some LEDs

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2019-03-11, 21:00

You Can Power a Calculator With Some LEDs

LEDs generate light, which is why they're in our screens. But if you instead shine a light on an LED, you can generate current to run a small device.

https://www.wired.com/story/you-can-powe...-some-leds

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