With the reduction of non-renewable energy such as the petroleum,more and more products which use green energy come out one after another. This kind of car that we would introduce to everybody today has utilized the green energy--manpower!
This kind of car is offered the power by the forward and backward drive handle,the driver need to push these four handles ceaselessly to make the car run. The car has the extra dynamical system too,it is convient to go up a slope.
The video below is the show of this car's prototype.