TRI-DIRECTIONAL RGB CIRCLE OF LIGHT: Every single fan is equipped with 18 RGB LEDs that deliver a powerful and bright lighting experience to the front, inner and outer areas of the circle. Patented Frame Design: Our patented frame design shapes the airflow into a vortex that works wonders when it comes to keeping your computer’s key components cooled. SUPPORT FOR COUGAR Core Box: Control your Vortex RGB to the COUGAR Core Box (sold separately) to enjoy 100 different lighting effects and adjust them wirelessly!