Saving on the high prices of gas and the nature as well simply means using if not those electric powered cars are those that simply does not uses any gas powered engine like the Audi Auto Union Type C pedal car. The car is powered by a zero horsepower seven speed, chain drive pedal it yourself engine. In addition, it also has a hand brake lever and hydraulic double disc brakes. It has an aluminum frame, which means the car is light and will not be hard for you or your kids to run and operate. In addition, it also looks stunning and attractive though it is a bit retro looking.