Engadget - NTT Docomo battery claims 10-minute charge time, we go hands-on

Engadget - It's not uncommon for our batteries to need the occasional boost while we're running around a trade show, but spending more than a couple minutes tethered to a power outlet can be seriously detrimental to our productivity. And we're definitely not alone. NTT Docomo, one of Japan's largest carriers, has developed a prototype battery that's capable of achieving a complete charge in just ten minutes.

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