Allows you to connect an additional PSU to your ATX motherboard (both 24 pin and 20 pin) and save overall hardware costs of big and expensive power supply. Power more Images cards (GPUs) on existing motherboard, you don't have to upgrade your existing components. Both Power Supplies will power up simultaneously to run on a single motherboard. Great for intense Gaming, BitCoin, Ethereum, Zcash, Litecoin Mining colour:black Material:ABS 24-pin to dual 24-pin ATX power supply connector splitter allows you to connect an secondary PSU to a single motherboard. Power multiple Images cards and components on existing motherboard, you don't have to purchase extra motherboard Save your hardware costs, use 2 cheaper PSU to connect to one computer. It can be used on any 2 types of power supplies. This cable can be used with both 24 pin and 20 pin ATX motherboards. Allows you to turn on/off two power supplies simultaneously. NOTICE: Requires enough room to install 2 PSUs Some Models Power Supply does not support null startup Maximum Input Power: 2000W 1x Male connector 24-pin(20pin+4pin), plugs into the ATX power port on the motherboard 2x Female connectors 24-pin, connect to each PSU 18AWG Wire, Length 11.8 inch(30cm) Package included: 4x Dual PSU Power Cables