Features: Brand new and high quality Maximizes the potential of your single board computer with this metal case kit, featuring a cooling fan and efficient heatsinks for temperature regulation. Crafted with materials, this metal case ensures reliable protections and efficient heat dissipation for your devices. for enthusiasts and developers, this metal case kit offer a secure and convenient solution to safeguards and optimizes your devices performances. Whether you're working on home automations or DIY projects, this metal case kit provides access to all port and slot, making it perfect for various applications. Elevates your experience with this feature packed metal case kit, providing effective cooling and enhances durability for your devices. Upgrades your setups today! Specifications: Material: Metal Lrngth: 91mm Package Includes: 1Set Aluminum Case with Cooling Fan note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the picture may not reflect the actual of the item. Thank you!