Description:The power of the electrical machinery: 80W-100W; The capacity of the battery: 12V/4.5Ah; Charge the number of times : >200 times; Charge time: 4-5 hours; The charger inputs the voltage: 110V-220V; Rotate the system: The belt is rotated; The greatest speed per hour: 12 kilos per hour; The top continues Cheng greatly: 15 kilometers; The largest loading capacity : 75 kilograms; Tire material: PU material ; Case and count : 980pcs/20' 2050pcs/40' 2400pcs/40"HQ