Feature:1. Applicable Motor Type: Fit for QS wheel hub motor, fit for QS medium drive motor, applicable for electric motorcycles, electric bicycles.2. Motor Speed Control: The controller can effectively control the motor, obviously enhance the speed and power of the motor, ensure high speed motor operating.3. High Performance: Sine wave controller has stable effect, not easy to fluctuate, high efficiency, IP67 proof, 170% flux weaking ratio, and CE, CCC certified.4. Main Function: Equipped with Hall sensor, support PC programmable, program port, motion model, can be used for parking, anti theft, magnetic flux attenuated current.5. Parameter: The Available Battery Voltage is 48V72V, maximum DC current is 300A, boost DC current is 80A, peak phase current is 300A, and maximum power is 18792W.Specification:Item Type: Sine Wave ControllerMaterial: ABS1. Available Battery Voltage: 48V-72V2. Maximum DC Current: 300A3. Boost DC Current: 80A4. Peak Phase Current: 300A5. Maximum Power: 18792W6. Mosfets Detail: 12 FET7. Matched Motor Rated Power: 800W-2000W8. Maximum Efficiency: 87%9. Degree of Water Resisting: IP6710. Flux Weaking Ratio: 170%11. Certification: CE, CCC12. Working Communication: Hall Sensor13. Support Programmable by PCApplicable Motor Type: QS hub motor, QS medium drive motor, compatible with QS motor, if it is another type of motor need to be tested by yourselfApplicable Models: Electric motorcycles, electric bicycles.Package List:1 xSine Wave Controller3 x Wiring Cable5 x Screw