Strong Power: Effectively control the motor, significantly enhance the motor speed, and increase the motor power. Performance: Sine controller, stable effect and not easy to fluctuate, which can match QS wheel motor or QS medium drive motor very well. High Efficiency: The programmable sine controller works efficiently, with low noise and low energy consumption, making your electric car or electric motorcycle easier to control. Durable Structure: High strength metal material, high temperature resistance, high hardness, and can be used steadily for a long time. Fine Workmanship: Professional manufactured, exquisite workmanship with unique design, ensure stable performance and high reliability. Item Type: Programmable Controller. Model Number: EM100-4 Voltage: 72V Bus Current: 200A Phase Current: 500A Rated Power: 5kw. Application: Suitable for electric motorcycle electric scooter brushless DC driver. 1 x Programmable Controller. 3 x Wire Harness. We will reply your message within 48 hours. If you do not receive our reply within 48 hours, pls. Post a message again because sometimes our message system may block some emails. If you are satisfied with our service, pls. Our aim is to provide Level Customer Service, your recognition will encourage us greatly and serve you better. We strive to keep all our customers satisfy. We will do our up most to exceed your expectations in customer service, communication and dispatching of your orders.