A123 Systems is one of the best known green-tech companies in the Boston area. The lithium ion battery company, spun out of MIT, makes batteries for Black & Decker tools and is angling to supply packs to auto makers and utilities for grid storage. Here is a photo of an early version of its auto battery pack, fitted for a Toyota Prius plug-in.
June 23, 2009 4:00 AM PDT
Photo by: Martin LaMonica/CNET
| Caption by: Martin LaMonica
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