Corsair af120 led blue quiet edition high airflow 120mm fan acirceurordquo twin pack superior cooling performance and led illumination corsair air series led high airflow pc case fans combine efficient low noise airflow with striking led lighting the custom molded blades are designed for high volume air delivery with less noise and turbulence than typical case fans theyacirceurotradere translucent with a frosted texture so the light from the four leds adds a dramatic effect