Pls note: This card adapter doesn' support hot plugging, before starting the computer, you must plug in the graphics card, power supply, etc. well. Warm tip: Professional use is highly recommend. There is high requestion for the connection of cable. Don' reverse the wiring, otherwise it will burn down. Instructions for use With the computer peripherals continue to increase, a computer motherboard PCI-E card slot is limited, PCI-E peripherals on the useless, and replace the computer motherboard and it is more trouble. In the vast majority of computer DIY players for PCI-E card slot and worry about the time, I have already launched a section of a drag four products, a motherboard computer PCI-E card slot four PCI-E card slot. Four PCI-E 1X card slot can also access the sound card, video card, network card, etc. can work independently do not interfere with each other. At this point, you do not have to worry about the lack of PCI-E card slot. Material:plastic colour:blue Package Contents: 1 * PCI express slot board 2 * Mini pcie card cable 1 * USB Cable 1 * Adapter Card Only the above package content, other products are not included. Note: Light 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.