Features: 1.Designed for Laptop Graphics Card: This laptop video card dock allows laptop to use the independent external graphics, can be used to use equipment with pcie interface. 2.Easy Connection: This EXP GDC comes with an Express Card data cable and a 6pin/8pin power cable for easy and stable connection. 3.Stable Power Supply: This laptop graphics card dock is equipped with 6Pin interface for graphics card power and 8Pin for EXP GDC power. 4.Wide Application: This laptop external video card dock is ideal for engineering survey, data acquisition, server debugging, GPU computing and other industrial applications. 5.Plug and Play: This external video card dock is convenient to use, plug and play, and the ABS housing is sturdy and durable. specification:Item Type: Laptop Video Card Dock Material: ABS, Printed Circuit Board Application: Designed for Graphics Card PackageList:1 xLaptopVideo Card Dock 1 x Connecting Cable 1 xPowerCable 1 x User Manual NoteFor EXPRESS CARD interface (not the storage card reader interface) is generally on the left and right sides of the laptop and is 3.4CM/1.34in or 5.4CM/2.13in wide. The height is 5MM/0.20in and the depth is about 7CM/2.76in. Pay attention to the distinction.