| Color | Black |
|---|---|
| Brand | Unbranded |
Check the listing for details. For Raspberry Pi 4 Ultra-thin CNC Model B CNC Aluminium Stabilize Case Cover. Color: Black, Condition: New. Listed at 25.21 USD. On the bottom of this pi 4 b case there is a regular non-flat protrusion design for better heat absorption. It is a good raspberry pi 4 passive cooling case. we call it N300. Add a 5mm thick heat sink at the bottom to improve the heat dissipation of the case and protect Raspberry Pi 4B from overheating.