The AF-3D single wheel electric barrow is very smart and convenient for delivery heavy products. It can load fruits, vegetables, flowers, bricks and so on.  The battery can be take out easily to charge when they are finished. The working speed is 3.5km/h. Electric Power Wheel Barrow AF-3D With Lead-acid Battery Working time:  4-6 hours      Charge  time:  6hours Hub motor with disc brake   1 forward / 1 reverseMaxim speed:3.5km/hMaxim loading Weight:120KGSMotor:240WDimension:Length(mm): 800-860    width(vmm): 530(580-780djustable)Max working angle:12 (Max loading weight 120KGS)Single Wheel:diameter 400mm/16inchCharge  time:6hoursWorking time:4-5hoursBrake:Hub motor with disc brakeSpeed:1 forward / 1 reverse