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Li-Fi fast internet wireless connection concept, new lightening device, LED lamps energy-efficient data transmission communication technology. Unrecog
Li-Fi fast internet wireless connection concept, new lightening device, LED lamps energy-efficient data transmission communication technology. Unrecognizable person use smartphone tablet with Li-Fi
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Photo credit: © Rimma Bondarenko / Alamy / Afripics
License: Royalty Free
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