QAINKUN Ebike Controller 48V/39V 18AU Parts Electric Bicycle Accessories Brushless Motor Controller

The motor controller uses high-quality materials,whicharelightweight, waterproof, sturdy and durable, and can be used for a long time. The motor controller can provide steady speed and sensitive control of braking and direction changes. The wires and interfaces of this controller have good contact, which is very safe for using.No noise, no vibration, smooth and comfortable driving. Easy to assemble and disassemble. Professional installation is highly recommended to avoid trouble or damage. If you have any questions about our electric bicycle controllers, you can contact us by email at any time, we will reply and solve your problems in time, and strive to provide better service.