Do you know the coolest calculator also known as an eco-friendly calculator? Yes, the water powered calculator. This calculator is really cool, because it just need adding a water or any other electrolytic liquid into its fuel cell and the chemical reaction between its zinc anode and cathode produces an electrical current that will power this Water Calculator for a month.
This amazing water powered calculator will cost you $20. Its available in a hip, trendy blue and silver design. It will be your favorite option if you are still using a handheld calculators.
[ Via coated ]
Tags: calculator, eco friendly, Water Powered, water powered calculator
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