Raspberry Pi 4 Model B Computer Armor Aluminum Alloy Heatsink with Cooling Fan for Raspberry Pi 4B Only

Note: The Raspberry Pi board is not included in the packing list. Overview： Geekworm design this Raspberry Pi 4 Model B embedded armor aluminum alloy heatsink to slove Pi 4 excessive heat generation problem when use Raspberry Pi 4 Model B with its expansion board. This heatsink can also be used with a cooling fan above. Features： Only supports Raspberry Pi 4 Model B; Supports to cooling down the Raspberry Pi 4 board when using the Pi 4 expansion board; Equipped with a variety of screws and copper spacers; Raspberry Pi HAT positioning hole is M2.5 internal thread; (this design is convenient to fix) Supports the installation of 25mm fans; Cooling fan can be added when the heat dissipation of a single aluminum heat sink is not enough, so that all heat dissipation problems can be solved. The fan equipped with the heatsink is the same fan as the official POE expansion board; wiki for reference: raspberrypiwiki.com/index.php/P165 Packing List： Bundle1 1x armor embedded heatsink with Fan 1x screws pack Bundle2 1x armor embedded heatsink without Fan 1x screws pac