MasterBox Lite 3 Micro ATX Mini Tower with Black Interior Fit Up to 240mm Radiator Motherboard Compatibility: Micro-ATX / Mini-ITX Front Ports: 2 x USB 3.0 120mm Fans: Front: 2 x 120mm fan (Optional) Rear: 1 x 120mm fan (Pre-installed) Power Supply Mounted: Upper Rear External 5.25 Drive Bays: 1 (can fit one optical drive, one HDD or 2 SSDs) Internal 3.5 Drive Bays: 1 (can fit one HDD or one SSD) Internal 2.5 Drive Bays: 1 (can fit one SSD)