A small and easy-to-carry Micro SD card holder.
You can remove the card by gently bending the holder and hooking your fingernail.
( If you bend it too hard, it will break.
You can put it in and out by bending it a few millimeters.)
easier to insert and remove version:https://www.thingiverse.com/thing:4768972
6 slots version:https://www.thingiverse.com/thing:4799852
sdholder1.stl | 158.3KB |