FeaturesStamped Motherboard Support – Easy MB installation.Folded Edge – No sharp edges for safe installationEasy Installation – Unique tool – free design for ODD, FDD, HDD, PCI slots and optional fan holder for time saving. Quick Settings Side Panel – Quick Release Side Panel with one touch release for fast system assembly or maintenance. Expansion Capacity – Supports multiple high – end graphic cardsCooling Fan – Optional 90 mm fan can be installed at front and rear panel for better system cooling TAC 2.0 Thermal Solution – Qualified for TAC 2.0, a mass ventilation hole side panel design strengthens thermal efficiency and cools down the entire systemWatts – 450 WItem Weight – 17.0 lbs.