Scientists have built a cellphone that works with almost Zero power. It harvests the power needed from the radio signals and the light. A phone that works without battery is very much needed in todays life.
To read the full news vist the following link : http://www.gadgetsnow.com/computing/here-comes-a-cellphone-that-works-without-batteries/articleshow/59474820.cms
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i like your post my friend