Lightboard - the battery case and a clamp

The Lightboard is like a light table but portable.
you can find the instructable on
http://www.instructables.com/id/Portable-LED-Lightbox-upcycled-From-LCD-TFT/

the 3d print files include the case for the battery and electronics
and the clamp to hold the papers with magnets that are attaching to the frame
I used Neodymium Magnets in the size of 10x 5 x 3mm