(Iñaki Coll)

This TED talks about Halarld Haas and his team work to can use the LEDs and solar energy to do a wireless internet, this tecnology uses the light to provide Internet to the people. He demostred it with a solar panel conected to a laptop and an instrument to search the energy beaver to the solar panel, the laptop it's conected to the panel solar and there are a LED light. When he turn on a LED light, the instrument turns right, when we block the solar panel, the video in the laptop stops and when we unblock the solar panel, the video starts.