The SK D-RGB PWM fans provide a high airflow cooling solution with their nine-blade design. Integrated into the D-RGB lighting in the hub, the fans shine in soft and vibrant colors. With built-in PWM capabilities, the fans allow for precise control for high airflow or quiet cooling configurations. The included rubber dampers and the unique rigid frame design further reduce vibrations and noise. The SK D-RGB PWM fans are the perfect way to enhance the cooling performance of any computer case.