- 05-04-2008, 07:00 PM #1
"Sony Corp prototyped a fuel-cell system small enough to fit in one hand. The size of the system is about 50 × 30mm, which was realized by combining a fuel cell, Li-polymer secondary battery, control circuit and so forth."
More here: Sony Unveils Ultrasmall Hybrid Fuel Cell -- Tech-On!
› See More: Sony Hybrid Fuel Cell Possible for Future Cell Phones
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