Multi-sided heat dissipation holes, strong heat dissipation effect. The top cover is also equipped with heat dissipation meshes. SECC material with 0.8MM thickness, materials, hot-dip galvanized steel plate, with high corrosion resistance, toughness and no deformation. The heat dissipation design cools at high speed, and has a large number of heat dissipation holes to the stability of the machine during operation and the life of the hardware. brand new and high quality Exquisite layout, more reasonable space. Size: appro 196x92x250mm(not include foot pads), 196x92x257mm(Includes foot pads) Suitable for motherboard: MINI-ITX ( 17x17cm or 17x19cm) Compatible power supplies: Power strips and DC adapters Compatible hard drive: 3.5inch HDD x 2 or 2.5inch HDD x 2 (hot-swappable is ) Front plug: Type-c+USB3.0 Chassis fan: 8015x2 CPU radiator height limit: 36mm Colour:Silver Material:SGCC board Package Contents: 1 x Chassis with hard drive rack 1 x Mounting 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.