Not suitable for RS Use screws to secure the product.The fixed hole position will be different for each vehicle.So please find professional personnel fixed products. State of the brake：high-light Normal running condition：low-light Left and right turn state：Flow LED Please find a professional to install the product. Connect rear lights Yellow line: connect the positive pole of the turn signal Blue line: connect the positive pole of the brake light Black line: connect the negative pole of the small lamp Red line: Connect the positive pole of the small lamp