Works with Raspberry Pi 4 and the Raspberry Pi 4 Case. Designed for overclockers and other power users it keeps your Raspberry Pi 4 at a comfortable operating temperature even under heavy load. The Raspberry Pi 4 Case Fan + Heatsink is compatible with the Raspberry Pi 4 and the Raspberry Pi 4 Case. Designed for anyone who wants to push the performance of their Pi as well as overclockers and other power users it keeps your Raspberry Pi 4 at a comfortable operating temperature even when under heavy load thanks to both a mini heatsink that goes on top of your CPU and a fan that clips into the official Raspberry Pi 4 case.