Fluid Dynamic Bearings, Adjustable RPM, 91 CFM, 2.2 mm H20 Static Pressure, 28.1 dBA Noise Level, Dual-Ring ARGB Lighting, Anti-Vibration Padding, 4-Pin PWM Design. Add a sense of style to your system without compromising performance with the XPG 140mm HURRICANE ARGB PWM Case Fan. Designed with dual-ring ARGB lighting effects and Fluid Dynamic Bearings (FDB) the HURRICANE promotes enhanced airflow with customizable illumination settings that turn your system into the centerpiece of your rig. Sporting a 4-pin PWM design the HURRICANE allows you to properly track temperatures and throughput with ease and enables daisy chaining so you can connect multiple devices together. Through your internal fan settings you get an adjustable fan speed from 700 to 1 800 RPM ensuring thorough airflow that can be scaled to your system's needs. The 140mm fan provides your system with enhanced airflow giving you up to 91 CFM and 2.2mm H20 static pressure. Anti-vibration padding minimizes distracting sounds at high speeds giving you a quiet 28.1 dBA noise level. A patented fan blade design utilizes a booster blade which hangs off the main blade giving you enhanced airflow and reduced wind resistance.