The modular power supply cable only suitable for TT Toughpower TR2 RX1200W,TR2 RX1000W,TR2 RX850W,TR2 RX750W Modular. 8Pin male connectors solve the problem that the graphics card needs dual 6Pin/8pin line. Red end is an 8-pin connector that plugs into the power supply; Black end is a PCI-E connector with 6+2 pins. Made of high quality PVC+18AWG copper tinned wire material, heat , not easy aging,very . This power cable eliminates the expense of upgrading a computer power supply for the sake of compatibility with multiple graphics card systems. Specification: Product name: PCIe 8Pin to Dual 6+2pin Power supply Cable Wire Gauge: 18AWG Tinned Copper - UL1007 Wire Length: 60+20CM Colour: Black+red Material: PVC+18AWG copper tinned wire Package Contents: 5 x 8Pin to Dual 6+2pin Power supply 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.