Enclosure / box for GM328 transistor tester. Including places for 18650 dual batteries, USB microB charging module with BMS, step-up module and 1S bat...tery indicator module.
Extra parts required:
2x 15x10mm rocker switch
7x M3 bolts L20mm
7x M3 nuts H2.4mm
There are three versions of rotary encoder knob. I don't remember which one was OK. You need to try it your self.
3d model print parameters
Printer brand:
Creality
Printer:
Ender 3
Rafts:
No
Supports:
Yes
Resolution:
0.2mm
Infill:
various
Filament brand:
gembird