RS485 to usb programming wire for 52V controller only.
Including waterproof wire to plug into the controller directly.
This is used for firmware updates. For programming you can use the app.
USD 18 with shipping.
We have made a simple programme to update the firmware so all you need is this cable and a computer running windows.
Please note that this programming wire is for 52V controller ONLY. Not for 72V controller version.