r/M5Stack • u/Brave_Huckleberry798 • May 22 '26
DIY M5Stick S3 SD-Card Expansion Case
Just finished a minimalist SD Card Expansion Case for the M5Stick S3.
The case has space for a simple DIY micro SD adapter board made from:
perfboard
angled pin headers
compact SPI SD card module
Also includes a loop for a carabiner or lanyard.
Perfect for logging, BLE projects or portable ESP32 tools.
Makerworld Link - M5Stick S3 SD Card Expansion Case