This LED light uses the same basic geometry as https://www.thingiverse.com/thing:4216892, but with a different shape and a bottom that will accept an LED puck light. It printed in slightly less than 9 1/2 hours using a print speed of 80 mm/sec and a layer height of 0.200 mm.

This lamp is designed to hold any one of several LED lights called "puck" lights. You can get these powered by either batteries of wall power. This blog page has links for wall powered lights that work well: http://birkbinnard.com/blog/wall-powered-led-lights/. It printed in a little over 44 hours using a print speed of 80 mm/sec and a layer height of 0.200 mm.