Seeing Stranger Things in the dark, with a frame that transforms as the LED light changes, is a unique experience to enter the atmosphere of the Upside Down World. Product includes: 520 piece jigsaw puzzle (49 x 36 cm), hard cardboard, glue bag, mounting frame, electronic module, RGB LED strip, reference poster and instruction manual. With the light on, the picture is the overlay of 3 color levels; With the light off and the LED on, you will see the picture corresponding to the color of the LED. Build the puzzle, assemble the frame, turn off the light and turn on the LED to enjoy the experience. Discover the entire Metamorphic Art Collection and choose your favorite image to enter the world of Stranger Things.