The Hymotion by A123Systems is a PHEV (plug-in hybrid electric vehicle) module that has just rolled out that will enable Toyota Prius owners to achieve 100 mpg.
A123systems

A123Systems Hymotion Plug-In Conversion for Toyota Prius
(via www.greentechgazette.com)
Submitted by greentechgazette on Wed, 2008-04-30 19:34. | Tags: transportation | A123systems | electric | hybrid | hymotion | module | PHEV | plugin | prius | toyota