DollaTek controller terminal Adapter for Nano expansion board version 3.0

This is a terminal adapter for the Arduino. It lables for Arduino version 3.0, however you can still use this adapter for the older version (just have to remember that A0-A7 are in the reverse order). You can use this adapter to easily hook up Arduino to an outside world via hook up wires. Size:5.4x4.2x1cm(approx) 1 PCS expansion board in package