Характеристики
Дизайн
- Цвет
- Разноцветный
Прочие свойства
- Бренд
- Hape
Описание
Forget about buying batteries! Just turn the crank on top of this unique engine to create all the power needed to drive it down the track.
A small generator inside converts your muscle power into electricity through the process of magnetic induction.
A small generator inside converts your muscle power into electricity through the process of magnetic induction.