Features: Brand new and high quality This metal case is designed for the RPi Compute Module 4 IO board, a mini computer chassis that's robust, dustproof, and stylish. Easily build your own RPi Compute Module 4 mini PC. Precise cutouts with clear labels ensure every port aligns perfectly. Comes with a cooling fan, combined with an airflow vent, for superior heat dissipation. Features wall mounting holes on two sides for convenient installation. Suitable for binocular vision, RPi applications, or other industrial uses. Specifications: Material: Metal Size: Approximately 200.6mm/7.9 inches Note: 1.Please allow 1-2cm error due to manual measurement, please make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Case (top and bottom) 1x 40pin GPIO adapter 1x Fan PWM 12v 1x Screwdriver 1x Screw pack