150mm Lithophane holder

This is a simple lithophane holder for a 150mm lithophane from 3dp.rocks. It has a bracket for a USB extension cable. I use a USB LED light that fits into the end of the extension.

It will fit any USB extension cable

The USB LED light I use is this one from Amazon
https://www.amazon.com/gp/product/B00QYNPKU2/ref=ppx_yo_dt_b_asin_title_o01_s01?ie=UTF8&psc=1

This is only the second thing I have ever designed so please let me know what you think.