Feature:1. Parameter: The available battery voltage is 36V72V, maximum DC current is 60A, boost DC current is 60A, peak phase current is 190A, and maximum power is 3960W.2. Speed Control: The controller can obviously improve the speed and power of the motor, ensure high speed motor operating, applicable for hub and medium drive motor.3. High Performance: Sinewave type controller has stable effect, not easy to fluctuate, high efficiency, IP67 proof, 170% flux weaking ratio.4. Design: Designed with 12 FET mosfets detail, hall sensor working communication, and support programmable by PC, applicable for electric motorcycle and bike.5. Fine Workmanship: Professional manufactured, exquisite workmanship with unique design, ensure stable performance and high reliability.Specification:Item Type: Sinewave ControllerMaterial: ABSMaximum DC Current: 60ABoost DC Current: 60APeak Phase Current: 190AMaximum Power: 3960WMosfets Detail: 12 FETMatched Motor Rated Power: 800W-2000WMaximum Efficiency: 92%Proof Degree: IP67Flux Weaking Ratio: 170%Working Communication: Hall SensorSupport Programmable by PCApplicable Motor Type: Hub motor, medium drive motorApplicable Models: Electric motorcycles, electric bicyclesSize: Approx. 20*10*6.5cm/7.9*3.9*2.6in.Package List:1 x Controller3 x Cable Harness5 x Bigger Screw4 x Smaller Screw