Features: Desktop small chassis power supply provides stable power output ensuring the normal operates of the equipment. Connection support mainboard 6Pin and CPU4Pin and graphics card 6+2 8Pin Small size suitable for installation in desktop small chassis, saving space. Low noise operates: low noise design, low noise when working, providing a more comfortable using environment. Energy efficient: With energy efficient function, it reduces energy consumption and conforms to the concept of environmental protections Specifications: Model No.: FSP500-20TGBA Power: 180W/250W/300W/500W/550W/600W Supports Multiple 12V: Not Supported Graphics card 12V interfaces: 8PIN CPU Power Connector: 4pin Application: Desktop Package Includes: 1Set Desktop Chassis Power Supply note: Due to problem of lighting,there might be tolerances in product, please understand. Please allow 0-1cm error due to the measurement