1. Metal shell + cooling fan integrates protection and heat dissipation. The shell adopts steel plate bending forming + surface powder spraying process, with a protection level of P30. It is durable and more effective in cooling and cooling with a cooling fan. 2. Convenient connection 40P|NGP|o reasonable layout, can make full use of various interfaces 3. A guide rail interface is reserved at the bottom of the considerate portable case 4. Convenient connection 40PINGPIO reasonable layout, can make full use of various interfaces 5. Meticulous hole design ensures that each hole can highly fit the motherboard interface Product Description: Model: for VisionFive2-CASE-A without motherboard Demo board type: FPGA Type: metal case Model: for VisionFive2 dedicated metal case with cooling fan size: 10.6 x 7.95cm Material: Metal colour: black Package Contents: 1 x Metal shell 1 x Silicone thermal paste (4PCS) 1 x Cooling fan 1 x Screw pack 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.