PCI-E 1x to 16x Mining Machine Enhanced Extender Riser Card Adapter with 60cm(2 feet) USB 3.0 Power Cable Using 60cm(2 feet) USB 3.0 cable as extender cable ,premium quality and super speed With 3x FP solid capacitors, making graphics power supply more stable and secure. With SATA 15pin Male to 4pin power cable,more powerful,and reduce the burden of the motherboard. Compatible with 1x,4x,8x,16x PCI-E slot of the motherboard With side clip to fasten other card