PCI-E 1x to 16x Mining Machine Enhanced Extender Riser Adapter with USB 3.0 & 6pin SATA Power Cable 3.0 USB length: 60cm With 4 x FP 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 independent, 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 Compatible with 1x, 4x, 8x, 16x card Package Included: 1x PCI-E 16X adapter 1x PCI-E 1X riser board 1x USB cable 1x SATA 15Pin-6Pin power cable