Pure A14 PWM controlled fans come with 4 color options including red, blue, green and white. Designed for radiator cooling, the Pure A14 LED fans incorporate 9 LEDs, long life hydraulic bearings for silent operation and anti-vibration dampening foam which minimizes vibration and sound.P/N:CL-F110-PL14GR-AFAN DIMENSION: 140 x 140 x 25 mmINTERFACE: 4 PIN PWMSYSTEM COMPATIBILITY: Windows 7 / 8 / 8.1 / 10FAN STARTED VOLTAGE: 9.0 VFAN RATED VOLTAGE: 12 VRATED CURRENT: 0.27 A (one fan)POWER INPUT: 3.24 W (one fan)FAN SPEED: PWM 500 1500 R.P.MMAX. AIR PRESSURE: 2.05 mm-H2OMAX AIR FLOW: 93.15 CFMNOISE: 32 dB-ABEARING TYPE: Hydraulic BearingLIFE EXPECTATION: 40,000 hrs,25?WEIGHT: 176 g