DUAL RING DIGITAL RGB FAN –With vibrant digital RGB lighting and a dual ring design with individually addressale RGB LED diodes (5V). ?ENHANCED COOLING –Our fan blades will improve cooling performance with their unique design. ?QUIET – Rubber pads are mounted on all four corners of the fans, offering improved performance over standard fans by offering less vibration, less noise, and less turbulence. ?SYNC DIGITAL RGB – By plugging the AZZA HURRICANE II digital RGB fan into a motherboard/lighting controller that is compatible with addressable RGB lights, the lighting and fan speeds can be controlled directly. ?CYLINDRICAL LIGHTING – More light is better. With a frame made of acrylic material, the Digital RGB lighting is spread all throughout the fan's frame, giving a clean, uniform look.