Product size requirements: width 430MM * height 44.5MM, length 420MM, standard size for cabinet installation Material: 1.0MM galvanized sheet for the box body, 1.2MM SPCC for the front plate,and 1.2mm galvanized sheet for possible bracket and frames Handheld with iron, front panel with sponge dustproof mesh / megainet dust net Power supply:requires support for flex ATX,  NON-STANDARD 1U power supply, with version conversion chips Motherboard: Supports  M-ATX, ITX motherboards Hard disk: support 2 HDD or 2 SSD wire material: 2 * true 3.0 Switch: on/off, reset, power indicator, hard disk indicator  Fan:support 6 piece 4010 fans at front , Front pre-installed 4 * 4020   fan