The Phanteks SK PWM D-RGB 140mm fan has a stylish, sleek look and has been optimised for airflow thanks to its nine blade design. The fans in this triple pack will complement the Eclipse line of PC cases in particular, but they are also ideal for anyone looking for fans that are both aesthetically impressive and solidly constructed.These D-RGB models feature 12 integrated LEDs and it is possible to \'daisy chain\' them so that illumination effects are synced. The fans can be control by motherboard D-RGB adapter.As PWM fans (Pulse-Width Modulation) their rotation speed can be user controlled by connecting the fan to a compatible motherboard or Phanteks controller. As a result, users can choose whether they hey want the fan to run quietly or have enhanced airflow. Rubber dampeners, included with the fan, help further reduce fan noise.Phanteks triple pack PWM SK 140mm fans at a glance:x3 - 140mm PWM fanNine blade design optimised for air flowRubber dampeners for stability and quiet operationIdeal for use with the Phanteks Eclipse PC casesMotherboard D-RGB adapter and splitter cable included Specification:No Fans in package: 3Fan Dimension (WxHxD): 140 mm x 140 mm x 25 mm / 4.72 in x 4.72 in x 0.98 inBearing Type: Rifle bearingBlade Geometry: Nine Blades Design (matte white)Rated Voltage: DC 12VOperating Voltage Range: 4 13VPWM: YesRated Current (Ampere): 100% 0.15A 0.02Locked Curent: Brake ProtectionPower Consumption: 2.64W +10% MaxSpeed: 500 1500 +5 /-10% RPMMax. Airflow: 84.5 CFM (ft3/min)Max. Air Pressure: 1.23 mm H2