Cougar CFD 140mm LED Case Fan - White

DUAL-LAYER RIGID BLADE DESIGN Nine dual-layer rigid blades generate more powerful airflow, air pressure & decrease wind shear noise COUGAR DIVERSION CLAWS DESIGN Innovative COUGAR diversion claws to provide focused airflow & reduce noisy air turbulences ANTI-VIBRATION PAD DESIGN Reduce the vibrations efficiently & silent operation. LED LIGHT VISUAL DESIGN WHITE LED with transparent white blade generates energetic visual effect HYDRAULIC BEARING TECHNOLOGY HB runs more smoothly with no friction, make it quietly & durability TOOL-LESS FIXED PINS Rubber fixed pins also reduces vibrations (fan run more quietly) and tool-less makes it easy to mount, with no tools required