NZXT F140 RGB Core 140mm Hub-Mounted RGB Twin Pack Case Fan – Black – RF-C14DF-B1 The F Series RGB Core Fans offer brilliant lighting with eight individually addressable RGB LEDs and premium cooling with high static pressure. Eight Individually addressable LEDs mounted on the fan hub are perfectly diffused through the semi-translucent blades for a sublime lighting effect. A refined hub and blade design offer enhanced static pressure by pushing air through your radiator while providing great airflow. This allows for superior heat dissipation when paired with a liquid cooler or heatsink and used as intake, or exhaust. Personalized lighting combinations through NZXT CAM software. Seamlessly sync it with all your compatible NZXT lighting accessories. The PWM-controlled fan allows speed adjustment, offering the best cooling possible without compromising noise level. Fluid Dynamic Bearings deliver high rotational stability while reducing bearing noise and increasing fan lifespan up to 60,000 hours. Anti-vibration rubber corners dampen vibration noise at any speed. Triple and twin packs include an NZXT RGB Controller with three channels for synchronized lighting control. Sublime RGB Lighting 8 individually addressable RGB LEDs mounted on fan hub are diffused through the semi-translucent blades. Optimized Design Fan hub and blades deliver high airflow and static pressure for both intake or exhaust locations. Fluid Dynamic Bearing Ensures low noise, high rotational stability, and a 60,000-hour fan lifespan. Silent and Stable Anti-vibration rubber corners and the sturdy frame provide quiet and stable operation. PWM Control Adjusts fan speed for optimal cooling only when needed for a quiet, efficient experience. Customize with CAM Control fan curves and speeds, personalize RGB lighting effects, and sync with other NZXT lighting products.