Fan Size: 140mm x 25mm , Bearing Type: Magnetic Levitation, Flow Type: STATIC PRESSURE, LED Color: Red, Speed: 400 – 1600 RPM ±10%, Sound Level: 10 – 31.8 dBA. The CORSAIR ML140 LED ELITE Red Premium 140mm PWM Magnetic Levitation Fan - White Frame boasts CORSAIR AirGuide technology and a magnetic levitation bearing for high-performance quiet, colorful cooling.