Description:The power of the electrical machinery: 250W-300W; The capacity of the battery: 24V/12Ah; Charge the number of times : >300 times; Charge time: 5-7 hours; Input the voltage: AC110V-220V; Rotate the system: Roller chain ; The greatest speed per hour: 20 kilos per hour; The top continues Cheng greatly: 15-25 kilometers; Tire material: Can inflate the rubber tyre ; The largest loading capacity : 100kg; Steel rim: A round of aluminium of steel wire is enclosed ; Case and count : 130pcs/20' 240pcs/40'