The EVGA 600B 100-B1-0600 600W 20+4-Pin ATX Desktop Power Supply is a high-quality power supply unit designed for desktop computers. It features a single fan for cooling, a maximum power output of 600W, and is compatible with EVGA brand products. This unit is ideal for those looking for a reliable power supply with a compact ATX form factor and easy connectivity via 20+4 pin connectors. With a sleek design and efficient performance, this power supply is a great choice for enhancing the functionality of your desktop computer setup.