Features: brand new and high quality HX6250 adopts 6-heat pipe single-tower design, all-copper bottom brazing process, supplemented by whole-body coating, instantly cool Design power consumption optimized to 250W 14cm high flow fan to achieve lower noise and greater air volume Cpu socket support:Intel, Lga115x, 1200, 2011 2066; Amd: Am4 Tool-free installation, outstanding compatibility. Specifications: Heat Dissipation Efficiency: 250w Heat Pipe Specifications: 6mmx 6pcs Fan Speed: App.700-1800rpm Fan Air Volume: 34.57-90.2 CFM Fan Noise: ≤28dba Connection Line: 4pin Pwm Bearing Form: Fdb Bearing Rated Voltage: 12vdc Rated Current: 0.21a Power Consumption: 2.52w Size: approx 144x121x162mm/6.38x4.76x5.67in Net Weight: 1150g Cpu Platform Application Scope: for Intel, Lga115x, 1200, 2011 2066; Amd: Am4 Package Includes: 1 x Cooling Fan note: Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!