Enermax T.B.Silence PWM. Rated current: 0.4 A, Power supply: 4.8 W, Voltage: 12 V. Colour of product: Black. Mean time between failures (MTBF): 100000 h. Fan performance: 71.25 cfm, Dimensions (WxDxH): 120 x 25 x 120 mm, Rotational speed: 1500 RPM