Feature:1. USB4.0 Cable: The Laptop external video card dock is equipped with a USB4.0 cable to ensure real time data transfer.2. DC 12V: DC 12V power supply, portable design, portable, easy to disassemble, simple installation, 40Gbps transmission rate.3. Improved Performance: The Portable graphics dock can be used to connect an external graphics card for improved gaming performance.4. With Bracket: External video card dock is equipped with a bracket for easy installation of graphics cards and supports half height and full height graphics cards.5. PCB and Metal: Graphics dock is made of PCB and metal material, which will not deform for a long time and thus ensure the stability for a long time.Specification:Item Type: Graphics Docking StationMaterial: PCB, MetalModel: For TH3P4liteTransfer Rate: 40GbpsDaisy Chain: SupportPower Supply: DC 12VSupport Graphics Card Size: No Limitation.Package List:1 xGraphics Docking Station1 x Data Cable