Electric Bike Brushless Motor Controller JH4AJ3857DZMN Controller for Ebike 48V 20inches

Feature:1. Heat Dissipation Function: The controller shell is made of high quality aluminum alloy with groove design. Due to its good heat dissipation function, it can protect the internal circuit and avoid thermal overload.2. Provide Stable Speed: The brushless motor sine wave controller can provide stable speed and sensitive braking and direction change control, providing you a good using experience.3. Waterproof Connectors: Fully waterproof connectors ensure maximum durability in any weather conditions. High performance wires and waterproof interfaces are durable, ensuring low failure rates for long term use.Package List:1 x JH4AJ3857DZMN Controller

• 【Sensitive Control】This item is a JH4AJ3857DZMN brushless motor controller, it can provide steady speed and sensitive control of braking and direction changes.
• 【Good Heat Dissipation】The controller shell is made of aluminium alloy, which can protect the inner circuit and good for heat dissipation to avoid thermal overloading. This controller shell is excellent in performance and can perfectly match your needs and use.
• 【Easy Installation】The interfaces have instruction labels on them for your easy installation. It is very suitable for electric bicycles, scooter, etc. Please read the labels on the interfaces of the controller, make sure that every interface is rightly connected to what it matches.
• 【GUARANTEE】: If you are not satisfied with our product received, you can apply for unconditional return and refund within 180 days. In terms of any problem of this product, you can send emails to us at any time. We will reply you as soon.
• 【Customized Model】In order to ensure that your purchase matches your bike, we will contact you after you place your order. Please keep an eye out for a message from us after you place your order and reply promptly, thank you for your cooperation!