Top ten gadgets of 2017 - Page 4 of 10 - Things You Need To Know Today

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Top ten gadgets of 2017

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4. Water-Powered Calculator

 

As its name recommends, the Water-Powered Calculator utilizes water or whatever other kinds of electrolytic fluid for power. This liquid makes a chemical response in the power module with a zinc anode and cathode. This makes an electrical current that is useful for a month of power.

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