RGB LED FAN - 256 colors Riing RGB 140 millimeter Hydraulic Bearing fan with low noise design. Fan blades are optimized to enhance static pressure for an impressive cooling performance ONE BUTTON RGB CONTROL: RGB Lighting Button at the back of PSU controls 5 different lighting modes, RGB Cycle, Red, Green, Blue, White, and LED Off 80 PLUS PLATINUM and INTEL C6/C7 STATES READY: Deliver up to 92% efficiency, Toughpower RGB Platinum Series has been optimized to work with all Intel’s latest processors to achieve maximum energy saving ULTRA QUIET SMART ZERO FAN: Fan works only when PSU working load is over 40%. A switch at the back of the PSU can be turned off to have the fan spun constantly JAPANESE CAPACITORS: 100% high quality 105°C (221°F) Japanese capacitors offer the highest stability, durability, and reliability