4 hub mounted RGB LED's / 4 unique lighting effects with speed control Intuitive 3-button RGB LED controller / high static pressure tuned for optimal Air delivery Ultra-thin fan blades ensure quieter performance / 2 year Warranty RGB LED hub: 6 port RGB LED hub / allows connection of up to 6 SP120 RGB LED lighting cables to a single fan hub / add more fans and have the same mode/color/Effect speed across all attached fans