prose p { text-align: justify; } Thermaltake Commander G31 ARGB Case SpecificationsFeaturesSERIES : CommanderMODEL : G31 TG ARGBCASE TYPE : Middle towerSIDE PANEL : 4mm Tempered Glass x1COLOR : Exterior & Interior: BlackMATERIAL : SPCCEXPANSION SLOTS : 7 + 2MOTHERBOARDS : 6.7” x 6.7” (Mini ITX), 9.6” x 9.6” (Micro ATX), 12” x 9.6” (ATX)PSU : Standard PS2 PSU (optional)InterfaceDIMENSION : 445.57 x 225 x 471 mm (17.6 x 8.85 x 18.58 inch)NET WEIGHT :  7.7 kg / 16.97 lbI/O PORT : USB 3.0 x 1, USB 2.0 x 2, HD Audio x 1, RGB Switch x 1COOLING SYSTEMFront (intake) :200 x 200 x 30mm Addressable RGB fan(600rpm, 24dBA) x 1Rear (exhaust) :120 x 120 x 25 mm fan(1000rpm, 16 dBA)DRIVE BAYS2 x 3.5“ or 2.5” (HDD Rack); 2 x 2.5” (HDD Bracket)FAN SUPPORTFront: 3 x 120mm, 2 x 140mm, 2 x 200mmTop: 2 x 120mm, 2 x 140mmRear: 1 x 120mm, 1 x 140mmRADIATOR SUPPORTFront: 280mm x 1 , 360mm x 1Top: 240mm x 1Rear: 120mm x 1CLEARANCECPU cooler height limitation: 165mmPSU length limitation: 160mm(With HDD Rack)200mm(Without HDD Rack)VGA length limitation: 300mmVGA width limitation(Vertically): 45mmRAM height limitation: 40mm(With radiator series)Thermaltake Commander G31 Tempered Glass ARGB Edition Mid Tower ChassisThe Commander G31 Tempered Glass ARGB Edition mid-tower chassis is a brand-new high airflow case designed with a special mesh front panel. This entry-level chassis comes with a preinstalled 200mm ARGB fan that can be controlled via motherboard synchronization software or the RGB switch on the I/O port. Located at the rear of the chassis there is another 120mm standard fan preinstalled for outstanding ventilation. Other outstanding features include a 4mm tempered glass panel, a riser GPU support bracket, and removable magnetic filters for overall exceptional pc performance which is the ideal pc case for both gamers and enthusiasts.One Built-in 200mm 5V ARGB FanThe Commander G31 comes with one preinstalled 200mm 5V ARGB fan at the front and one 120mm standard fan at the rear. The fans feature 9 addressable LEDs, hydraulic bearings, and 16.8 million-color illumination to guarantee high airflow and awesome lighting modes.The 5V ARGB fan can be controlled by using a simple interface built into the I/O panel that cycles through 7 different lighting modes and a range of different color options or your motherboard software.Sync with Motherboard RGB SoftwareDesigned to synchronize with ASUS Aura Sync, GIGABYTE RGB Fusion, MSI Mystic Light Sync and ASRock Polychrome. It supports motherboards that have a 5V addressable RGB header, allowing you to control the lights directly from the above-mentioned software without installing any extra lighting software or controllers. For more details, please visit ASUS, GIGABYTE, MSI and ASRock official websites.Tempered Glass PanelsThe chassis comes with one 4mm tempered glass panel on the left side, thicker and more scratch resistant when compared to standard acrylic. On top of this, the enlarged window design enables you to display and admire all your components in their full RGB glory.Vertical GPU MountSpecially designed with a dual GPU placement option, the Commander G31 has the support for vertical graphic card layouts with dual PCI-E slot designs. The PCI-e riser cable is optional. Plus, the included riser GPU support bracket not only can prevent the graphic card from sagging but also helps to reduce the weight on the motherboard. Thermaltake PCI-e X16 Riser Cable (Optional) – Supports a wide range of GPU solutions.Excellent Dust FiltrationA handy magnetic fan filter on the top simply attaches for easy dust filtration and particulate protection. At the base of the chassis, additional fan filters provide excellent protection against both dirt and dust.Opportunities For High-End ExpansionCommander G31 has good expandability. It can support a CPU cooler with a maximum height of 165mm, two-way VGA placement of up to 300mm in length for horizontal and 45mm in width for vertical option, a power supply with a length of up to 200mm (without HDD Rack) and RAM height limitation up to 40mm (with radiator series). Optimized for excellent cooling capability with one 200mm ARGB front fan and one 120mm rear fan preinstalled, the Commander G31 can house up to two 200mm at the front, two 140mm on the top, and one 140mm at the rear.