The engine with completely built-in rim and gear rim
Patented high-capacity engine with torque sensor, direct impulse, 4 steps, energy recovery, hub engine without brushes with a weight of 4.5 kg.
Recuperability: during the driving energy won back in the battery.
Intelligent system: with the help of a microprocessor the engine calculates the current push strength and compensates for the weakest segments by which a steady forward is guaranteed.
Security: The engine is completely sealed and thereby protected absolutely against rains. A thermo cover prevents any overheating.