A4 Size DIY LED Cinema Light Box Message Board

Features:
Multi-purpose LED cinema light box, for letter cards showing, DIY hand painting/writing showing, AD paper/photo showing, night light so on.
With black interchangeable letters symbols, for creating your very own words and message by sliding the letters into the rails.
Removable middle stripes for installing befitting poster paper blank paper, which you can write on saying you want.
Approx. 30 * 22 * 4cm / 11.8 * 8.7 * 1.6in in size, portable and convenient for usage.
Powered by USB cable (included) a 5V adapter (not included)/power tank, or you can use 6 * AA batteries.
Wall-mounting, desk standing, laying on, and other way for place it.
Great decor for home/coffee house/wedding/celebration/festival day, wide used for advertising display, painting education, message board, night light etc.