Equipment used: PCI-E interfaces such as graphics cards, sound cards, wired network cards, wireless cards, etc. Stable and durable. Directly connected to the motherboard - direct connection, PCIE expansion requires no power supply, no BIOS settings, and no secondary USB transmission. This extension cord is made from sturdy plastic material to withstand wear and tear. Product name:PCI-E 1X 3.0PCI-E extension cable Type:PCI-Express cable Transfer rate:8GB/bsp Interface standard:standard PCI-E 1X Support system: Degrees:180 Colour:Black Material:Plastic Size:Cable Length:20CM Package Contents: 1 * PCI-E 3.0 X1 extension cable 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.