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Are you looking for a calculator that is low maintenance and powered by a renewable resource such as water. One that you only have to worry about every 3 months, as far as power source? Then take a look at the H20 Calc ... More
Batteries will never be needed again, especially for applications like making simple calculations, all that is needed here just to power this up is a little water poured into the back of the device. This is an amazing ... More
We have all heard of the usual solar powered calculator which gets its energy from solar rays. However, it was just a matter of time before water energy would find its way towards making trusty calculators work today. T ... More
Keetsa! Blog is about eco-friendly and green news in the fast moving world of today. How can we make a better world? At Keetsa, we promote the eco-friendly products and people through our blog. Please help us find more cool stuff about making our earth better and a nicer place to live.
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