RE: TIL that there is already a Cellphone that Works Without Battery! Making Calls with Energy Recovered from the Environment.

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juanmiguelsalas (69)in #technology • 7 years ago

Yes, they even have a "White paper" PDF explaining everything! Amazing!
Thanks for the comment @buster544 :)

7 years ago in #technology by juanmiguelsalas (69)

$0.00

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