Key Features : Compatible with Raspberry Pi 4B/3B+/3B Color LED fan with automatic color change Single-stack tower-style heatsink DC 5V Power in (Can be powered by the Raspberry Pi) 5mm copper tube Superheat dissipation Rated power 0.4W @5V, 0.08A Easy to setup Acrylic protection panel Plug and play Part List : 1 x Ice Tower Cooler 4 x M2.5x6+6 Copper Stick 4 x M2.5 Nuts 6 x M2.5x6 Screws 3 x Thermal Tape 1 x Screwdriver 1 x Mounting brackets pack (For 3B/3B+/4B) 1 x Acrylic protection panel 1 x Instructions Source : https://www.seeedstudio.com/New-Colorful-ICE-Tower-Cooler-for-Raspberry-Pi-p-4496.html