Feature: 1. This product is PCI-E X1 to PCI-E X16 adapter card. 2. The USB3.0 port provides up to 5Gbps transmission rate, fast and stable transmission. 3. Equipped with solid state capacitors, the power supply of graphics card is safer and more stable. 4. With SATA 15pin to 6pin power cable, more powerful, can reduce the burden of the motherboard, realize independent power supply. 5. Graphics card slot adopts high quality connector, better contact. Specification: Features: This product is PCI-E X1 to PCI-E X16 adapter card. The USB3.0 port provides up to 5Gbps transmission rate, fast and stable transmission. Equipped with solid state capacitors, the power supply of graphics card is safer and more stable. With SATA 15pin to 6pin power cable, more powerful, can reduce the burden of the motherboard, realize independent power supply. Graphics card slot adopts high quality connector, better contact. Goldfinger design, good electrical conductivity, strong oxidation resistance ability. Specification: Type: PCI-E X1 to PCI-E X16 adapter card Color: Blue USB3.0 theoretical transmission rate: 5Gbps Supported system: Windows XP/Win7/Win8/Win10/Linux PCI-E X1 adapter card size: 12 * 6.5 * 5.8cm /4.72 * 2.56 * 2.28in Packing list: 1 * PCI-E X1 adapter card 1 * PCI-E X16 board 4 * USB3.0 cable 4 * Power cable Package List: 1 * PCI-E X1 adapter card 1 * PCI-E X16 board 4 * USB3.0 cable 4 * Power cable