Optimized Cooling Solution: This metal case is specifically designed for Compute Module 5 IO Board, featuring a built-in cooling fan to optimal performance by maintaining a stable temperature during operation. Construction: Crafted from metal, the case provides robust protection against physical damage, ensuring and reliability for setup. Enhanced Functionality: The sleek design not only enhances the aesthetic appeal but also simplifies installation and maintenance, making it an ideal choice for both beginners and experienced users. Due to different batches, there may be differences in product appearance and printed text, which not affect use Colour:Black Material:Metal Package Contents: 1 x Metal Case 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.