Frame 6061 Aluminium(battery quick release) Rim Spoked Steel Front Fork Oil Supension Front Fork with lock Brake Tektro Mechanical F+R disc Brake Display LCD 716 display Battery 48V13Ah Motor Power 48V750W Truckrun rear hub motor Electric Range 80KM PAS Range 120KM Max Speed 38KM/H Tire 20" x 4.0 mountain tire or road tire Charger UL,CE,ROHS Certification