The truequiettrade 120 ufo case fan was designed to minimize sound while maximizing airflow in your pc it reduces sound with nine low turbulence fan blades and limits vibration with rubberized corners it also has toolless flexible mounting pins that prevent any further vibrations and make installation quick and easy the truequiettrade 120 ufo accentuates all of these features with a translucent glowing ring that comes in blue green white or red the lights allow users to customize the appeara