Small size design, the volume is only 1/10 of the traditional case, easy to carry. The design of cooling holes on the four sides of the chassis provides a short-distance and -area cooling air passage for the CPU to protect the CPU from high-temperature damage. Simple, mini, thin and light, saving a lot of desktop space. Made of Cold rolled steel, sturdy and durable. The chassis is small and exquisite, and can be displayed in a of styles, which is refreshing. Model: DX01 Supported motherboard: Thin mini ITX/all-in-one motherboard (need to confirm the motherboard interface) Support power supply: external adapter power supply (the motherboard needs to have its own dc port) Support CPU cooler height: When no 2.5' hard drive is installed, the height of the CPU radiator is limited to 20mm When installing a 7mm2.5' hard drive, the height of the CPU radiator is limited to 13mm Material: Cold rolled steel colour: black Package Contents: 1 x Chassis 1 x Bracket(Including Screws) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.