Dual PSU Power Supply 24-Pin ATX Connector Cable: Allows you to connect 2 PSUs to your ATX motherboard, powering all components. Compatible with 24-pin and 20-pin ATX Motherboards: The male connector for the motherboard is a 5557 24pin (20+4) at one end and a 5559 24Pin at the other. It's also compatible with older 20Pin motherboards. No Need to Upgrade Power Supplies: Both 2 power supply units will be powered by a single motherboard. Use a second PSU for multiple graphics cards without upgrading your existing power supply unit. Easy to Use: Simply connect the 24-pin of the main cable to the male connector of your PSU, then connect the other end to the motherboard. Plug in the secondary power supply to another 24PIN female connector to power on simultaneously. Wide Fit: Enables you to connect other PSUs to your ATX motherboard, making it highly suitable for mining rigs (like Bitcoin Mining) and dual PSU gaming setups. Color: Black Material: PVC Size: Approx. 30cm Package Contents: 1 x 24 Pin Dual PSU Power Supply Extension Cable (Only the above package content is included; other products are not.) Note: Light reflections and different displays may cause the color of the item in the picture to differ slightly from the real item. The allowed measurement error is +/- 1-3 cm.