It will do 141 miles per gallon, using a hybrid gasoline/electric engine, and using regenerative braking to charge the batteries when it slows down. The scooter can also be recharged efficiently from any wall socket.
Expect to see Jamie Oliver on one soon, no doubt!
In other news I have also heard rumours that at least one well-known Farnham resident is about to take possession of a solar-powered tricycle. More news on that one as the story breaks!