It is worthwhile to buy this graphics card adapter because it can extend the motherboard PCI-E 1X slot to the PCI-E 16X slot and provide safe and reliable connection with PCI-16X graphics card.Featuring gold plating process, this graphics card adapter can achieve good conductivity and stable transmission.Using high quality PCB, it is lightweight, reliable and durable to use.The length of the product is 12.9cm, the width is 4.4cm, and the height is 2cm. The cable length is 60cm.It is compatible for Windows 7/8/10/XP, for Linux. The 6Pin port extension cable enhances the power supply and ensure the device to operate normally.Item Name: Graphics Card AdapterMaterial: PCBInterface: PCI-E X1, PCI-E X16Applicable Slot: PCI-EApplicable Systems: for Windows 7/8/10/XP, for LinuxFeatures: High Speed, Universal, Strong ConductivitySize Details: 12.9cm x 4.4cm x 2cm/5.08" x 1.73" x 0.79" (Approx.)Cable Length: 60cm/23.62" (Approx.)Notes:Due to the light and the screen setting difference, the item's color may slightly differs from the pictures.Please allow slight dimension difference due to the manual measurement.Package Includes:1 x Graphics Card Adapter 1 x 6Pin Power Cable1 x USB Extension Cable 1 x PCI-E X1 Slot Board