microSD card Breakout Board
Easily add rewritable storage to your Arduino or other development board with this microSD card breakout board from PMD Way.
This board not only includes the card socket, but also the level converter so it's both 3.3V and 5V tolerant - ideal for Arduino Uno, Mega, Due and all the others. The mounting holes are M2 2.2mm diameter.
You can use microSD cards up to 2GB or microSDHC cards up to 32GB in size.