I modified the cooling fan of the 3D printer to improve the print quality.
Since the cooling fan of snapmaker has a small air volume and a low air velocity, the print quality on steep slopes and overhangs is not very good. This point has been improved.
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★ Equipment used (including amazon associate link)
Snapmaker 3-in-1 3D printer https://amzn.to/2XWtJz6
Filament used https://amzn.to/3f3di9X
DCDC converter
Cooling fan 12V, 1.8W
wago terminal https://amzn.to/3d9DXR6
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music: Kevin MacLeod, The Big Beat 80's.