Faire une batterie est une chose difficile, mais nous la rendons plus facile de cette façon -
17:57
Gearless Magnet Bike
49:06
The AlternatorGenerator, First Attempt. 48V Battery Charging
13:50
Building an Electric Bike Without Electronics
14:49
Flywheel Battery
20:50
Is it the volts or amps that kill?
24:28
INFINITE RANGE ELECTRIC CAR - DIY Build
6:53
So Don't Throw Your Old Phone Charger Away! - More Than You Think
17:01