Portable Air purifier using usb cooling fan

thingiverse

Hi this is air purifier requirment: M5 25mm *8 plate *2 _ front and rear are same thing u just need 2 u can either print it or use acryl plate like picture dwg and plate.stl file are same thing just name is diffrent for acryl user Main body *1 Usb cooling fan *1 fan's rectangular external cover should be 120mm *120mm hepa filter *1 cut it to fit in make sure u check which side air comes out and in before assemble every parts enjoy :)