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On the front panel of the Polaroid scale there are three buttons, these don't work fine if you use them often. That's why I drew a version with buttons at the top of the box.
So there are two versions, with and without buttons.
How to assemble:
Required:
1 x Polaroid Filament holder & scale PL-0001-00 (There are two colors (white and black) I used the white one)
1 x Glass container outside dimensions H20 x W20 x D30 Max thickness glass 4 mm
1 x Hygro / Thermometer Type M109594
1.2 Meter draught strip, 9 mm wide
2 x Bolt M4 x 23
2 x Bolt M5 x 23
2 x Bolt M5 x 16
4 x Bolt M3 x 20
2 x bearing 16 x 5 x 5 mm
3 x Micro switch SKRGAED010 (AliExpress)
4 colors very thin copper wire
2 Cm long 5-10 mm heat shrink tube with glue 1:3
1 Bag 400 Gram Moisture
Contact glue
The author marked this model as their own original creation.