There were two electric models and one limited acoustic model produced.

Very small and lightweight electric models are also widely available.

I have an electric model containing a lead acid battery.

These electric models were first introduced in restaurants, and later moved into homes.

The car companies say they don't know how to build the cars the California rules will require, especially electric models.

Advocates, though, point to the performance of a new electric model in a race last month.

Do you need a gas or an electric model?

If you shop for an electric model, lighter is better.

She goes through a ribbon a day on her electric model.

It was for lack of an assistant that in 1985 he switched to an electric model.