1、Made of aluminum alloy, simple and beautiful, dedicated for Raspberry Pi 4B. 2、The housing has a magnetic upper to ensure port safety when not in use. 3、Easy to assemble the case for Raspberry Pi, and the case is small and can be carried with you. 4、In order to meet the high requirements for heat dissipation for Raspberry Pi 4 Model B, the case uses passive cooling. 5、Adopting passive cooling design with holes at the bottom of the shell, better heat dissipation, more protection of the development board, longer motherboard service life. 6、The hole positions are accurate and fit, and common positions are reserved. 1 x User Manual 1 Set for Raspberry Pi Shell(3pcs) 6 x Screw2 x Adhesive Item Type: Aluminum Alloy CaseApplication: For Raspberry Pi 4BMaterial: Aluminum alloy shellSize: Approx. 28mm / 1.1in94mm / 3.7in69mm / 2.7in