1800W Electric Brushless DC Motor Kit 48V 4500rpm Motor & Speed Controller

VEVOR 1800W Electric Brushless DC Motor Kit 48V 4500rpm Motor Speed ControllerFeel the SpeedEnhance Your RideNew-Generation Controller100 Pure Copper Core MotorDual-Direction ControlEfficient PerformanceApplicable Gear Ratio 9 teeth 11 teeth 64 teethNo-load Rotation Speed 5600 RPMLoad Capacity 330.7 lbs 150 kgNoise 70 dBRated Rotation Speed 4500 RPMItem Model Number JZ48V1800WProduct Weight 12.6 lbs 5.7 kgRated Power 1800WProduct Dimensions 5.3 x 4.2 x 4.4 inch 134 x 107 x 112 mmRated Torque 4Nm