CoolBox M400, Tower, PC, Black, micro ATX, 500 W, 120 mm CoolBox M400. Form factor: Tower, Type: PC, Product color: Black. Power supply: 500 W. Front fans diameters supported: 120 mm, Rear fans diameters supported: 80,90 mm. Supported HDD sizes: 2.5,3.5". Width: 7.09" (180 mm), Depth: 15.7" (400 mm), Height: 14.4" (365 mm)