Dear friends:

I hope you can read this paragraph carefully so that you can avoid many problems when purchasing.

We use a more free way to let you choose the products you need.Suitable Bicicleta for you。

1.Please make sure that your original controller is theKT controller(communication protocol) before your device.

The KT controller is only suitable for KT series accessories, such as KT display, KT throttle, etc.

If you need awaterprooftype, Thewaterproof connector is very special, because of the wire sequence I cannot guarantee that it will be 100% compatible and work.

Our controller cable brand is Julet. Please check and confirm the appearance of your connector. Usually 90% of them can work normally. If you encounter problems during installation, please contact us and we will try our best to help you solve it.

2.Waterproof cable length is about 13-15cm.If you want to connect the controller,you need a1 to 4 /1 to 5Extension Cable，and we can sell it together.

3.Please contact me if you are not sure which is right for you or have further questions by Aliexpress message.

4.If you have any questions after receiving the goods, or if you are worried about logistics when the goods are not received, please contact our staff as soon as possible

5.If the product you want to buy is not in stock or displayed, you can contact the staff, we can order for you, and we will do our best to meet customer needs.

When purchasing a controller with KT light module, please check that the light power of the electric bicycle you purchased cannot exceed 7.5W, otherwise the KT light module will not be able to be used!!!The motor connection plug of the 30A waterproof controller is different from other styles. Please check your motor plug style!!!!!! If you are unsure, you can consult with us online