Model Number: X3000plus-UPCertification: ceRated Passenger Capacity: Two SeatStyle: Standard TypeMax Speed: 30-50km/hRange per Power: 31 - 60 kmFrame Material: Aluminum AlloyMotor: BrushlessWheel Size: 20“Wattage: > 500wFoldable: YesPower Supply: Lithium BatteryVoltage: 48VBrand Name: LANKELEISIOrigin: Mainland ChinaBattery: 17.5ahBrake: Hydraulic disc brakeVariable speed: 7 speedRear Derailleur: TY300Shifting Lever: TX50 US Stock LANKELEISI X3000plus-UP Electric Bicycle 1000W 17.5ah 20 Inch Fat Tire