Direct Air Tunnel Effect Dual fans make the heat sink and the whole cooling channels aligned, maximizing the heat output. Stamping FIN The heat pipe is stamped between the fins, increased contact area between the fins and the heat pipe can enhance conduction efficiency greatly. Improve Cooling Efficiency 6 x U-shaped heat-pipes for fast transfer of heat, to make sure the CPU is running at optimal performance Excellent Performance LED Fan Ultra wide PWM RPM range and rifle bearing,increased cooling performance Universal Socket Compatibility Multiple socket to support Innovative design and bright black texture Dual 120mm PWM RGB fan Universal platform support and easy installation 6 U-shaped heat pipes Features: Product Dimensions 123x154x106 mm Heatsink Dimensions:154x123x58 mm Heatsink Weight:518 g Heat Pipe O6 mm 6 pcs Fan Dimensions:120x120x25 mm Fan Rated Voltage:DC 12V Fan Rated Current:0.15~0.3 A Fan Speed:800-2000 R.P.M. Fan Airflow:18.3~45.2 CFM Fan Air Pressure:0.41~2.14mm/H2O Fan Noise:24.1~35.5 dB(A) Fan Connector:4-pin(PWM) Bearing Type:Rifle Fan MTTF:40,000hours