100% brand new and high quality Feature: SATA supply cooling fan hub.Designed for 12V 4-Pin fan, solve the problem of motherboard shortage.Support PWM function automatic speed control fan.PWM interface is connected to the FAN CPU PWM motherboard cable interface.The interface is the dedicated orange interface for CPU fan, these black interface interface are conventional PWM fan.Widely used for PC computer water cooling system. Specifications: Optional Types: 1/4 KnobMaterial: Plastic + MetalSize: approx.120mm/4.72inMain Color: BlackQuantity: 1 Pc Note: No retail package.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 Package Includes: 1 x Cooling Fan Hub (other accessories demo in the picture is not included.)