Corsair ML140 CO-9050044-WW 140mm Premium Magnetic Levitation PWM Fan BLACK (2-Pack) Type: Case Fan RPM: 400 - 2,000 RPM Air Flow: 20 – 97 CFM Noise Level: 16 – 37 dBA Power Connector: 4 Pin Dimensions: 140mm x 140mm x 25mm Package Contents: Two - ML140, 140mm Premium Magnetic Levitation PWM Fan Fan mounting screws