Electric Road Bike Adult 3000WMotor Type: hub motor Controller: 3000W square wave Max Speed: 75 KM/H Battery( Weight KGS): 72V 20ah (84KGS) Battery Type: Lead-acid battery / Lithium battery Range per charge: 60-150km Body Frame: Second-reinforced. Steel. Transmission: hub motor Charging Time: ≤8hours(depends on battery and charger type) Brake System(Front & Rear): Double Disk & Disk Brake Operation: Fr.: hand Rr.: hand Tyre: Fr.:110/70-17 Rr.:140/70-16 Climb ability: > 20 degree Front suspension Fr.:hydraulic absorber Rr.:hydraulic Better quality Net Weight(kg): 149KGS with battery Max Loading(kg): 150 KG Packing type Iron frame+Carton Color options: White / Black / Orange / Grey / the other customised