I have come up with my own solution for making 27x40 movie poster light boxes. This video will show how to make these.

Please use these links below as they help the channel and encourage me to make more "How To" videos. Thanks!

16.4 Smart LED light strip: https://amzn.to/3HO63Dj
Foil tape: https://amzn.to/3EQO7o5
L brackets: https://amzn.to/3SUq2GQ
nails for L brackets to hook on at the top: https://amzn.to/3NqblVN
Black paint (chalkboard paint): (just any black paint) https://amzn.to/3wbjj2h
Velcro squares for the bottom of the light box. This keeps the poster frame still on the light box https://amzn.to/3OLB63V
Paint brushes: https://amzn.to/3ntEdBP
27x40 poster frames from Walmart (Or michaels, recently i have had to go to Michaels instead. https://www.michaels.com/poster-frame...
https://www.walmart.com/ip/Mainstays-...
Amazon link to 27x40 frame (but they are half the price at your local Walmart most likely): https://amzn.to/48hWzeo