Case for Arduino Mega R3 and RAMPS 1.4

If you find my design interesting, you could make a small donation:
http://paypal.me/RegisHsu

Instruction guide:
Modify:
1. Modify the USB hole: the original design has 2mm shift.
2. Add a reset_key for easy to push the reset button.
3. Modify the screw hole from 3mm to 2mm to fit my fan.