Model Number: XDC600 ProCertification: ceRated Passenger Capacity: Two SeatStyle: Luxury TypeMax Speed: 30-50km/hRange per Power: 31 - 60 kmFrame Material: Aluminum AlloyMotor: BrushlessWheel Size: 26“Wattage: > 500wFoldable: NoPower Supply: Lithium BatteryVoltage: 48VOrigin: Mainland ChinaBattery: 16ah/22.4ahBrake: Hydraulic disc brakeGear: 21-SpeedTire: 26"x4.0" inch Fat TireFrame: 6061 Aluminum Alloy Frame 2000W Double Motor Powerful Electric Bicycle Smlro XDC600 Pro 48V 22.4Ah 35MPH