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.
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.
Hydraulic Bearing with Low-Noise Design：The hydraulic bearing with high quality. making aigo fan spin at 1500RPM at low 29dBA and deliver an air flow of up to 49.8CFM
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
IMPORTANT NOTE: Use ONLY One Type of Power Connection at a time. You may short circuit your motherboard if you connect both connectors at a time.