93 pcs Metal Cooling Column The Miuzei Raspberry Pi 4 Armor Aluminum Alloy Case has 3 extra-large cooling columns inside. No need for fan cooling, forming a fast heat transfer system;
Cooling Column & Thermal Pad The Miuzei Raspberry Pi 4 Armor Alloy Case has 3 extra large cooling columns inside. The hot air can be transferred to the cooling columns through the Thermal Pads. A good hot air outlet system is formed;
Easy Access All PortsMiuzei Pi 4 metal case has accurate port for the GPIO, HDMI, Micro USB, SD, and power supply connections. All ports and slots of the Aluminum Alloy Case can fit perfectly with Raspberry Pi 4 b;
Lifetime WarrantyYou Can Get Miuzei Friendly Customer Service, Lifetime Efficient Friendly Customer Service Support and 18- months No Reason to Return and Refund.


