Pibiger Raspberry Pi 4 Cooling Fan Ice Tower Cooler Cpu Heatsink Kit For Raspberry Pi 4 Model B Compatible With Raspberry Pi 3B+, Pi 3BPibiger Ice Tower CPU Heatsink Colling Fan Kit is made for solving heat dissipation problem from Raspberry pi boards. Support Raspberry Pi 4, Pi 3b+, Pi 3b. Plug and Play, very easy to install, no drive or software ..