Support M.2 NVMe 2230/2242/2260/2280, and can be cut with scissors to the required size. Supported devices: Oculink external SSD, graphics card Supported interface: Support PCIe4.0, backward compatible with PCIe3.0&PCIe2.0 Supported system: for os/for Window/for Linux<br><br>Note:Due to different production batches, there are differences in printing/appearance, which does not affect use. Colour:Black Material:PCB+Plastic<br><br>Package Contents: 1 * Laptop External Graphics Card Extension Cable 1 * Screwdriver(Color is random, no specification is accepted) 1 * Screw(Color is random, no specification is accepted)<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.