Description: The power supply is mounted vertically using a back plate offering the option for using the PSU fan exhaust for improved passive cooling of the motherboard and processor or turning the fan outwards if the motherboard is installed with CPU cooler. There are 140mm and 120mm intake LED fans on the front and top of Mini-Q PC-Q08, respectively, to offer additional air flow with lower RPM to remove the systems heat fast. Furthermore, there are vent holes at the rear and bottom of the case, as well as next to the rear PCI slots for additional air flow.Features:Supports Mini-ITX / Mini-DTX motherboards300mm space for graphics cardsUp to six standard 3.5?? hard drivesUSB 3.0 multi-media I/O portsStandard ATX PS/2 power supply unitsLED Cooling fans: 140mm on the front; 120mm on the top