Thermaltake TOUGHFAN PWM-controlled high static pressure fan features an optimized structure to maximize high-end cooling needs.P/N CL-F117-PL12BL-AFAN DIMENSION 120 x 120 x 25 mmFAN STARTED VOLTAGE 9.0 VFAN RATED VOLTAGE 12 VRATED CURRENT 0.12 APOWER INPUT 1.44 WFAN SPEED 500 ~ 2000 R.P.MWith L.N.C PWM 500~1500 R.P.MMAX. STATIC PRESSURE 2. 41mm-H2OMAX AIR FLOW 58.35 CFMNOISE 22.3 db-a (without L.N.C)19.2 db-a (with L.N.C)BEARING TYPE Hydraulic Bearing Gen. 2LIFE EXPECTATION 40,000 hrs, 25℃CONNECTOR 4 PIN PWMWEIGHT 212.5 g (Fan*1)