upHere Halo Ring Led 140mm case Fan 5 Pack Hydraulic Bearing Quiet Cooling case Fan for Computer Mirage Color LED Fan 3 pin with Anti Vibration Rubber PadsGreen/14CMG3-5 1 Four LED Colors Available: As a excellent LED cooling system, It has four LED color for customer choose: Red/White/Blue/Ice Blue, the fan can provide a very gentle and dreamlike expression by emitting soft, constant, and bright led light. 2 Features standard 140mm mounting holes : 140mm fan is a best replacement for common 140mm case fans and perfect fitment on 140mm water cooling radiators. It provides high cooling efficiency. 3 Hydraulic Bearing with Low-Noise DesignThe hydraulic bearing with high quality. making aigo fan spin at 1000RPM at low 25dBA and deliver an air flow of up to 49.8CFM 4 Anti-vibration Mounting System: The fans come with eight pre-installed rubber anti-vibration pads reduce vibration between fan and PC case. Ultra-Silent Case Fan that Keeps Noise Level Down to 29dBA 5 Innovative Design Enabkes Quiet And Efficient: The innovative design of the fan blades improves the air flow and facilitates a highly efficient ventilation.