Features List: Fits both ATX and micro-ATX mother boards Best performed 0.6mm SECC construction Folded Edge for safe device installation Full EMI features prevent radiation emission Lockable side panel Good thermal solutions Space saving Specification 425?45?63mm Packing Size 425?00?30mm Main board ATX/micro-ATX 5.25" external 2 3.5" external 1 3.5" internal 3 I/O Expansion Slots 7 Fan Space 2 40 HQ 1540PCS