itemmain partsdescriptionelectric SystembatteryLi-ion,36V 11AHmotor250W/350W,center motorDisplayLCDPAS Modes5 leveleslight(F/R)F:LED,R:LED,DINSensorTorque SensorPerformanceMax speed<25km/h with PASRange>40kmsCharging time6-8 hoursvehicle specificitonsDerailleurShimano outer 8 speedWheel size29"Frame size18"-21"Frame materialAluminum alloyFront forkSuntour,Aluminum alloy,with suspensionRimsAluminum alloySpokesstainless steelTyresKENDABrakesZoom,F/R:HydraulicstemAlloyGripsVeloSaddleSRSeat postAluminum alloyPedalsWellgoChainKMcChain cover Accessorieslock Bell StandSide stand,aluminum, adjustableRear rack packageDimension1390*245*810mmN.W/G.W26.00kg/32.kg20GP/40GP/40HQ85/173/197pcsCommercialFOB PriceUS $100 - 800 / PieceMin.Order QuantityNoSupply Ability3000 Set/Sets per MonthPortNINGBOPayment TermsL/C,T/TOur ServicesWarranty:Battery20 Months calculated from the date    of  loading containerCharger12 Months calculated from the date    of  loading containerMotor12 Months calculated from the date    of  loading containerController12 Months calculated from the date    of  loading containerFrame24 Months calculated from the date    of  loading containerFork12 Months calculated from the date    of  loading containerDisplay12 Months calculated from the date    of  loading container*Note:This warranty is limited to the original buyers only. Normal wear, accidents, neglect, abuse or improper handling with the bike/ e-bike will invalidate your warranty.CertificationSuperiority: •All products all designed by our own designer•Factory sale directly with much competitive price.•High quality, quick delivery, best service, especially after-sale service•Trial order acceptable•OEM order welcome