Features: Brand new and high quality Uses high-quality PCB board, high temperature resistance. 6 slots provide great expandability PCI-E slot power solution, no need for extra power cable Easy and convenient to install and mount Long-term use without deformation to ensure long-term stability. Uses gold immersion technology, good conductivity, anti-oxidation, ensuring good contact and improving data transfer speed. Specifications: Material: Metal Bus Port: PCI-E 1x Number of Ports: 6 x USB3.0 Main Chip: ASM1187E Supported Operating Systems: for DOS, for Linux, for Windows XP / 7 / 8 / 10 Product Size: approx. 80x120x68mm/3.15x4.72x2.68in Package Weight: 100g Note: This extension is applicable to the motherboard's PCI - E 1X slot, please connect the floppy disk power cable. When connecting the PCI - E extension, the computer must be powered off. The complete set of wires is customized, never grab a line to connect. Remember it! When connecting the wire, you need to identify the direction, not counter or displace, prevent burning the equipment, connect the wire when the equipment's socket first, then connect the wire, avoid the pins in the socket breaking if you push too hard. Due to the different monitor and light effect, the actual color of the item may differ slightly from the color shown in the pictures. Thank you! Please allow 1-2 cm measurement deviation due to manual measurement. Package includes: 1 pc x 1 to 6 PCI E Riser Card