?Power more graphics cards (GPUs) on existing motherboard, you dont have to upgrade your existing components. ?Allows you to connect an additional PSU to your ATX motherboard (both 24 pin and 20 pin). ?Both Power Supplies will power up simultaneously to run on a single motherboard. ?Get more power to one motherboard to use all available slots and save overall hardware costs. Great for intense Gaming, BitCoin, Ethereum, Zcash, Litecoin Mining ?High Quality 18AWG Wire, 1x Male connector and 2x Female connector