NOTE: Please follow our remarks on the last picture to put the screws into the fan,otherwise screw will go deeper to damage your top case Used for Raspberry Pi 4,Pi 3, Pi 2, Pi Model B & Retroflag NESPI CASE PLUS The DC 5V cooling fan run smoothly and quietly and it's good for heat dissipation of Raspberry Pi. It can be assembled easily by screws. The aluminum heatsinks has thermal conductive adhesive tape on the back. Package Includes: 2x Cooling Fan, 2x Screw Set, 6x Heatsinks for raspberry pi Pi 3B /3B/2B/B ,8x Heatsinks for... It can be assembled easily by screws. 3007 30X30mm 30mm 3.3V 5V 12V Mini DC Brushless Fan - DC Brushless Fan 5V CPU Fan GeeekPi 2pcs Quiet Fan For Raspberry Pi 4, Pi Cooling Fan Quiet Pi Fan The DC 5V cooling fan run smoothly and quietly and it's good for heat dissipation of Raspberry Pi. GeeekPi Fan for Raspberry Pi 4, 30x30x7mm DC Brushless CPU Cooling Fan 3.3V 5V with 7PCS Heatsink for Raspberry Pi 4 Model B,3B ,Pi 3 & Pi Zero/Zero W & Retroflag NESPI CASE Plus (2-Pack Used for Raspberry Pi 4,Pi 3, Pi 2, Pi Model B+ & Retroflag NESPI CASE PLUS The aluminum heatsinks has thermal conductive adhesive tape on the back.