Compatible with Raspberry Pi 4 Model B --- This Armor Lite Aluminum Heatsink is only designed for Raspberry Pi 4 Model B 1GB/2GB/4GB/8GB Version. Support PWM Speed Control --- Different from ordinary fans this cooling fan supports PWM speed regulation which is perfectly compatible with Raspberry Pi OS. Good Heat Dissipation Effect --- With 3510 ultra-quiet cooling fan and thermal pads it can lower the temperature of Pi Board quickly. Lightweight and Easy to Install --- With screwdriver and 2pcs screws it's easy to fix the heatsinks with Pi Board.
Package Includes: 1 x Armor lite heatsink with pwm fan for Raspberry Pi 4B 1 x Screw driver 2 x Screws 4 x Thermal Pads 1 x User Manual; For Raspberry Pi Aluminum Case with Heatsink Fan please refer to ASIN B0BRBZQ882.