This PCI-E adapter expansion set is made of premium material, which can withstand long-lasting use. Features the ABS material, which has high durability, not easy to deform. Fine workmanship, ensures practicality. Features -Color:Blue -Material:ABS -Size:11.00X6.90X1.90cm/4.32X2.71X0.75in - The PCI-E slot to be transferred is preferably version 2.0 or higher, and version 3.0 is better. - PCI-E 1X multi-interface card solves the situation that the desktop computer doesn't have enough PCI-E ports. - Note: please use the revised graphics card driver, try to use the same type of graphics card on a motherboard. - If you need multiple PCI-E x1 slots and there are not so many on the motherboard, you can consider it. - Exquisite workmanship, reasonable structure, professional and practical, can bring you convenience.