Minty Printy Boost V3 Box

This is a parametric box design for a Minty Boost V3 USB Mobile Charger. The recommended Altoids Mints Tin and other boxes had a few issues for my purpose.

I wanted something that could:

- Fit 3 batteries instead of 2 (for a longer charge)

- LED to signal if it's on or off

- A switch so that batteries don't have to be stored separately

Note the LED has a built in flashing circuit that doesn't need a current limiting resistor. The reason for this is to save current over a regula