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July 30, 2010July 26, 2010
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Battery-Less Hydro Powered Calculator

This is an innovative product designed to provide you with a calculator that is powered in an eco-friendly way. Appealing to anybody into both gadgets and the environment, this calculator is ready to go whenever you need it, just insert water!

December 29, 2008July 13, 2009
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Fuel Cell Charger with Swappable Cartridge

MTI Micro has announced the release of its portable fuel cell charger for gadgets like MP3 players and digital cameras. The new aspect of this charger is that the fuel cell is a removable cartridge, which can be re-filled by an authorised refilling centre. Each cartridge gives the user 25W hours of power, typically translating...

September 17, 2008July 13, 2009
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Water Powered Calculator

It seems as if the water-powered gadgets are becoming a bit of a trend. The water-powered green gadgets typically seem to be very low powered and use a small LCD screen. This new water powered calculator has a small re-fillable cartridge that will power the calculator for up to 3 months with just a few...

June 20, 2008July 13, 2009
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Water-Powered Desktop Calculator

This uses a water-based battery to generate enough current so that you can do your sums with the environment in mind! Just top this eco gadget up with some water and it will run for up to 3 months until the water has evaporated. Then you just need to top it up again.