Feature 1Compatibility: ECU sine wave controller is fit for QS wheel hub mid drive motor, bringing you professional use results. 2Low Noise: High power controller can improve the work efficiency, strong starting power and low motor noise, practical for use. 3High Power: Effectively control the motor, significantly enhance the motor speed and increase the motor power. 4Performance: The controller has a protection function to avoid motor burnout, not only to protect the battery, but also to increase the running distance. 5Upgraded Design: Professional design with for CE, for CCC certification, support programming, stable effect and not easy to fluctuate.Item Type: ECU Sine Wave ControllerMaterial: ABS, metal1. Available Battery Voltage: 48v-72v2. Maximum DC Current: 100A3. Current DC Boost: 130A4. Peak Phase Current: 330A5. Maximum Power: 7800w6. Mosfets Details: 18 field effect transistors7. Supporting Motor Rated Power: 2kw-3kw8. Maximum Efficiency: 88% - 93%9. Waterproof Grade: IP6710. Certification: for CE, for CCC11. Work Communication: for Hall Sensor12. Computer Programmable SupportApplication: Suitable for QS wheel hub mid drive motor .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x SineWaveController3 x Wire Harness