This Bluetooth dongle lets you wirelessly tune your Tuttio Soleil 01 using the Fardriver app. You can adjust throttle, regen braking, speed modes, and more—directly from your phone or tablet. The dongle plugs straight into the white connector on the controller harness, making setup quick and simple. Download the App iOS (App Store): Open the Apple App Store and search for Fardriver, then tap Get/Install.  Android (Nanjing FarDriver): Open Google Play and search for “Nanjing Fardriver”, then tap Install. Plug in the Bluetooth Dongle Locate the white connector on your Tuttio Soleil 01 controller harness. Insert the Bluetooth dongle into this plug, ensuring the pins line up correctly. Push in until secure—do not force it. A loose connection may cause pairing issues. When the bike is powered on, the dongle will receive power (some models show a blinking LED). Enable Bluetooth on Your Phone Go to Settings > Bluetooth on your device. Switch Bluetooth ON and keep your phone ready for pairing. If you already have many paired devices, unpair unused ones to reduce conflicts. Power On the Bike Switch on the Tuttio Soleil 01 ignition so the controller and dongle are active. Check for a light on the dongle (if equipped) to confirm power. Connect the App to the Controller Open the Fardriver app. Tap Search/Connect Device. Select the controller (usually listed as Fardriver or similar). Tap Bind/Connect and wait for confirmation that you are connected. Configure Controller Parameters With the app connected, you can wirelessly tune: Throttle response – adjust sensitivity and acceleration feel. Regen braking – set how much braking force feeds power back into the battery. Speed modes & limits – tune acceleration, ECO mode, or maximum speed. Battery and motor limits – set correct voltage, current, and protection values. ⚠️ Note: This dongle is only compatible with Fardriver controllers. Adjust settings carefully—incorrect values may affect performance or damage components. Run Auto-Learn (Motor Calibration) From the app, select Auto Learn (or Motor Learn). Ensure the bike is lifted so the rear wheel spins freely. Start the process—the motor will rotate forward and backward. Wait for the success message before riding. Save & Test Tap Save/Write Settings in the app. Power cycle the bike (off and on again). Test the throttle and regen in a safe area to confirm smooth operation.