Notice before purchasing the product: By default, only the computer case shell is sold (without case fan and other accessories, please note) 1.17.8L volume size micro ATX, mini ITX computer case,size: 371*168*286mm 2.Power support: Supports ATX (length limit 140-170mm), SFX, SFX-L power supplies 3.Motherboard support: micro-ATX,(245*245mm) mini-ITX(170*170mm) 4.CPU cooling and water cooling: High tower height limit 135mm, internal cooling head height limit less than 70mm.Support 240/120 integrated water cooling 5.graphics support:3-slot graphics card: limited to: length * width * thickness within 340 * 142 * 78mm (including backplane) 6.Hard disk support:The backplane can accommodate 3.5 '* 1 hard drives (ITX motherboard) or 2.5' * 1-2 hard drives/bottom side mounted 3.5 '* 3 or 2.5' * 6 disk slots or side mounted 3.5 '+2.5' hard drives/bottom horizontal mounted 3.5 '* 1 7.Fan support:Support top fan 12025 * 2, rear window fan 9025 * 1, bottom fan 12025 * 2, side support 2 120-25 fans