Completed book nook. NO DIY for you - it's built and ready to shelf. Motion light sensor. "Library of Books" add this miniature library scene to your book shelf for a peaceful fantasy world glow. Book nook dimensions: 7.16" x 3.93" x 9.64" Lights take two AA batteries. Switch must be "ON" on the back for the motion sensor to work. each book nook can vary as they are made to purchase :) not responsible for any damage during shipping. most things can be easily repaired with some craft glue. book worm gifts - knick knacks - miniatures display - keepsake