This is a small box to hold an ESP32-Wroom32 micro controller, a level shifter and a female power plug. It uses M2 screws. Can be printed without any supports.
Used Parts:
These are just examples, not recommendations. The parts are similar to those I got.
Wiring:
From the plug:
+ goes to “VIN” on the ESPm, “HV” on the level shifter, and to VIN on your neopixels
- goes to …
aargh, if you're here, you're smart enough for that. Anyway, I added pictures of the wiring.
Have fun!
The author marked this model as their own original creation.