RAIJINTEK IRIS 12 RGB – ORCUS, 12025 O-Type LED PWM fan, continues company's innovative design and providing advanced features & additional value to end users. The IRIS 12 RGB – ORCUS combines optimized Eleven fan blade design to provide high-volume air delivery with less noise and turbulence, O-type LED ring and 15pcs LEDs to brings visible color and brightness uniformity from all directions, Hydraulic Bearing with Low-Noise Design, and Anti-Vibration rubber pads on all corners. Standard with LEDs incorporated with transparent frame and blades, IRIS 12 RGB – ORCUS is not only insuring your case to be the center of attraction and a spot light to chassis, but its optimized fan blade and housing design also provide outstanding air flow and cooling performance for your PC's motherboard and CPU.