A straightforward purchasing overview for electric skateboard motor rate controller ESC
https://medium.com/@s3shndp591/a-simple-purchasing-overview-for-electric-skateboard-motor-speed-controller-esc-c82b77efddbc
Powering the electrical motor is a little more complicated than just transforming the power on/off. The speed controller is what interfaces the battery as well as the electric motor and also provides the capacity