400-Watt ATX CPU Power Supply 400-watt power supply ATX 12V v2.2 compliance Compatible with Intel® and AMD multicore processors 4.7" fan; fan speed control function Low power consumption on standby Short-circuit, overvoltage and overcurrent protection 24-pin main connector, PCI Express connector and SATA connector Includes one 24-pin-to-20-pin adapter and power cable