June 11, 2026
Description
A more realistic take on Rick's Portal Gun, designed as a fully functional prop rather than a screen-accurate replica.
Features:
Resin printable multi-part model
Illuminated portal core
Working 4-digit display showing C137
ESP32-controlled lighting
Animated red status LEDs
Random blue activity LED
Visible electronics compartment
Separate parts for easier printing and painting
Designed for weathering and customization
Build overview:
-Print all parts
-Clean and cure
-Sand and test fit
-Paint and weather
-Install electronics
-Assemble and glue
-Install the dome and lighting
Original build components:
-ESP32 WROOM-32
-5461AS 4-digit 7-segment display
-Green, red and blue LEDs
-Glass dome (47 mm diameter × 92 mm height)
Included:
-STL files
-ESP32 source code
Not included:
-Electronics components
-Wiring diagrams
-Assembly instructions
I'll try to find some time to put together a proper parts list and a more detailed build guide in the future. I didn't really document the project while I was building it, so everything was developed as I went.
License:
Creative Commons - Attribution - Non-Commercial - Share Alike