Penny skateboards are available on every corner for something under 20€. They are a lot of fun to ride on and are very useful when someone has to travel a great distance in pedestrian only area. But what happens when a 2.5 kW electric motor is attached on it? Scroll down to find out.
The yellow box contains electronics. A charging connector is on the side as well as a button and a power switch. The board is operated with a RC car remote.
You can download 3D models (.step) here.
Electric connection (click picture for PDF):
I tried to make the schematics as simple as possible.
More info about the building process can be found on imgur.
Video of the skateboard in action: