necessary:
4x screw 3x40 mm
4x screw 3x20 mm
4x nut 3 mm
1x on off switch - https://amzn.eu/d/e3fVaUe
1x connector DC - https://www.amazon.it/gp/product/B0836N82PR/ref=ppx_yo_dt_b_asin_title_o05_s00?ie=UTF8&psc=1
1x activated carbon filter - https://www.amazon.it/gp/product/B09HCVM2JG/ref=ppx_yo_dt_b_asin_title_o06_s00?ie=UTF8&psc=1
1x fan - https://www.amazon.it/gp/product/B07ZBRWPW2/ref=ppx_yo_dt_b_asin_title_o07_s00?ie=UTF8&psc=1
4x threaded insert - https://www.amazon.it/gp/product/B09FXNX6WF/ref=ppx_yo_dt_b_asin_title_o01_s00?ie=UTF8&th=1
1x Flexible Tripod - https://amzn.eu/d/bcMvVtj
1x AC 100-240V to DC 12V power supply https://amzn.eu/d/3UsppCu