Features: This aluminum alloy housing is for RPi 5 8GB/4GB/2GB/1GB and is designed specifically for RPi 5 Easy access to all ports, all ports and slots of the chassis can be well matchwith the RPI5 board; Convenient access to power button, Micro card, USB, Micro GPIO cable, BAT, UART, etc Using a 3007 radial fan, efficient heat dissipation can be achieved Open chassis design with low impact on WIFi signals Specifications: Material： Aluminum Alloy For: RPI5 Board Case size: approx 85x56x24.2mm/3.35x2.20x0.95 inches Package Includes: 1 Set Aluminum Closure (excluding RPI5) 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. Does not include the RPI5B board