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The 4010 Fan has blue backlight and it can be attached to 5V or 3V3 on Raspberry Pi 4B’s GPIO to adjust the speed of the fan. The whole case is fixed by flat screws and nuts. ABS Blue Case with Cooling Fan and Heatsinks for Rasberry Pi 4 Model B /4B.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.