PCI-E 1x to 16x Enhanced Extender Riser Adapter with USB 3.0 & 6pin With 4 x solid capacitors, making graphics power supply more stable and secure , With SATA 15pin Male to 6pin power cable,strengthen power supply. So that graphics power from the motherboard ,so multi-card reduce motherboard burden. PCI-E 16x slot with lock for easy removal and fixed graphics card , so that graphics will not fall from the slot. 3.0 USB length:60cm Compatible with 1x,4x,8x,16x card Colour:As shown Material:PCB Package Contents: 2 * PCI-E 16X adapter 2 * PCI-E 1X riser board 2 * USB cable 2 * SATA 15Pin-6Pin power 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.