This is an excellent replacement controller for your Bafang BBS02B 750W mid - drive motor, ensuring smooth and efficient operation.

To use this controller, first make sure it's compatible with your Bafang BBS02B 750W mid - drive motor. Connect it following the wiring diagram provided. When using, don't overload the motor to avoid damaging the controller. For maintenance, keep it clean and dry. Check the connections regularly to ensure they are tight. If you notice any abnormal noises or malfunctions, stop using it immediately and check for possible issues.