Anemometer
cults3d
This anemometer can be assembled without tools or glue. I used 608 ceramic bearing on the wind cup holder. These bearings work good: https://www.aliexpress.com/item/32970903640.html?spm=a2g0o.productlist.0.0.5b8e1785hT8h9n&algo_pvid=10a0dd05-9f1d-4dee-9d12-da7d850e4fd6&algo_expid=10a0dd05-9f1d-4dee-9d12-da7d850e4fd6-5&btsid=0ab6fa7b15946453984527210e47c1&ws_ab_test=searchweb0_0,searchweb201602_,searchweb201603_ You can easily make your own holder for this for other mounting places.
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