Welcome to the store! Features: Only for Raspberry Pi 4 Model B; Made of aluminum alloy and polished with a modern space gray finish for stunning aesthetics and functionality. Cools the Raspberry Pi like a heatsink and comes with a 30mm software-controlled fan for better temperature management. Minimizes clutter and makes cable management easy with all ports located on the back of the holder. A proper power button is installed on the case to prevent file corruption. The PCB board built into the case provides separate power sources for the fan and the switch. GPIO pins are accessible on top of the case and protected by a removable magnetic cover. Specifications: Material: Aluminum alloy Size: 106x95mm/4.17x3.74inch Packaging Bag: OPP bag Note: Please allow 0-1cm error due to manual measurement. Please make sure you don't mind before bidding. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you. Package includes: 1 pc Argon One Aluminum Case. Your satisfaction is our top priority. We will provide you with the best service. If you encounter any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately, and we will provide you with the best solution!