Features: This aluminum case is specially designed for RPI 5 single board computer, providing a precise fit and reliable shielding. Crafted from good quality aluminum alloy material, this case ensures long lasting durability and prevents dust accumulation, keeping your device clean and secure. Designed with a 40/10 large fan provides excellent heat dissipation and simple installation Easy to install: The product adopts a detachable design, allowing users to easily install and remove the casing, making it easy to maintain and upgrades for RPi 5. Note: The RPi board not included Specifications: Item: for RPI5 Board Enclosure Size: Mixed Shell material: Aluminum Alloy Package: A/B/C/D/E A: Aluminum Enclosure Only B: Enclosure with Active Cooling Fan C: Enclosure with Cooling Fan and Heatsinks D: Enclosure with Black Heatsink Cooling Fan E: Enclosure with Silver Heatsink Cooling Fan Package Includes: 1Set Aluminum Enclosure note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.