Feature 1Designed for Graphics Card: This laptop video card dock allows laptop to use the independent external high performance graphics, can be used to use equipment with pcie interface. 2Express Card Data Cable: This EXP GDC comes with an Express card data cable and a 6pin/8pin power cable for easy connection. 3NGFF M.2 A Key: This laptop graphics card dock adopts NGFF M.2 A key connection, suitable for laptop with NGFF M.2 A key interface. 4Power Supply: This external video card dock is equipped with 6Pin interface for graphics card power and 8Pin for EXP GDC power. 5Wide Application: This laptop external video card dock is ideal for engineering survey, data acquisition, server debugging, GPU computing and other industrial applications.Item Type: Laptop Video Card DockMaterial: ABS, Printed Circuit BoardApplication:SuitableforLaptopwithNGFFM.2AKeyInterface .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 xLaptop Video Card Dock1 x Connecting Cable1 x Power Cable1 x User Manual