This is a new case for Raspberry Pi 4B, this case is made of ABS material. It is easy to install and the combination of fan and heat sinks can help with heat dissipation. It can cool down your Raspberry pi quickly so that the problem of heat dissipation no longer bothers you anymore. The top layer can be removed and you will access GPIO pins more easily than before. Features ABS Material Easy to Install Removable Top Cover Super Quiet Fan (4010) Good Quality heat sinks (Aluminum) Color: Black Assembly guide https://elecena.pl/product/27039342/abs-h-type-black-case-for-raspberry-pi-4-b 2024-10-15 https://elecena.pl/product/27039342/abs-h-type-black-case-for-raspberry-pi-4-b 2024-12-10