Featuring high-static pressure design, exceptional cooling performance and ultra-silent operation, the patented circular 256 multicolored 140mm RGB fan utilized PWM fan, concentrated compression blade, hydraulic bearings, wind blocker frame and anti-vibration mounting system. Moreover, the built-in LED ring can maintain color and brightness uniformity. The lighting is visible from all sides and angles.
Taiwan Patent : M498806
China Patent application : CN204498539U
US Patent application : 14/702,806