Description This item is an express extension adapter power cord. It will provide convenience and more versatility in placing your devices and provide stable signal transmission. A must have tool for graphics cards miner. Features -Color:Assorted. -Material:Copper. -Size: About23.00X2.70X1.30cm/9.04X1.06X0.51in. -Wire outer diameter: OD2.1mm. -Rated temperature: 80. -Product interface: 5559 8pin at one end, 5557 6+2 sliding rail interface at the other two ends. - This 8-pin power supply extension cable is the best solution for chaotic and messy PC systems. -The plug allows you to extend each short wired power cable, convenient for daily use. -For modded pc there is a better view too and the air circulation around your system leads to a much more stable and fast. -It can also be used for an extension if the power supply interface of the graphics cards is not enough. -8PIN to (dual 6 and 2pin line) graphics cards power supply line, 8-pin graphics cards power extension cable. Package listing: 10 x Adapter Power Cords