GM sees "showdown" with Toyota on electric car
The Volt would be outfitted with new lithium-ion battery packs, which hold a charge longer than the nickel metal hydride batteries now used widely in automobiles.
Lutz said the automaker was testing the lithium-ion battery technology developed by its two suppliers -- A123 Systems and Compact Power Inc, a subsidiary of LG Chem.
(Reporting by Kevin Krolicki and Jui Chakravorty; Editing by Gary Hill)
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