It can be used as back-hanging + vertical and horizontal, suitable for small-sized desks or TV cabinets. 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 large-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. The chassis is small and exquisite, and can be displayed in a variety of styles, which is refreshing. Model: M09 Compatible motherboard: MINI-ITX motherboard (17x17cm) Adaptive power supply: power board + adapter Adapted hard disk: 1 2.5inch hard disk Radiator height limit: 1. When no hard disk is installed, the height limit is 36mm 2. When installing a 7mm2.5inch hard drive, the height limit is 29mm 3. When installing a 9mm 2.5inch hard drive, the height limit is 27mm size: 212 x 60 x 190mm Material: SPCC + plastic panel colour: black Package Contents: 2 x Chassis 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.