SNANSHI PCI-E Express 1X to 16X Extension Cable - Mining Dedicated Graphics Card Extension Cable Adapter with SATA Cable for PC Desktop Laptop Interface : pci express 1X male, PCI-E 16X female With 2x FP solid capacitors, making graphics power supply more stable and secure. With SATA 15pin Male to 4pin power cable,strengthen power supply Compatible with 1x,4x,8x,16x card Provide extra power suppy for PCI-e card Working great for Bit coin , Lite coin , Dogecoin, and other crypto currency mining , running multiple video /GUPS cards for better clearance and cooling