3 Lantern Slide painting set including 12 coloring pens and 21 projector patterns to draw This electronic projector will projects images that your child can paint along with the picture and become a pro artist Easy to Play with Durable Multicolor Fine Quality The projector folds down for easy storage. The colored pens supplied are water-based and harmless. containing 7 images 3 interchangeable discs each, a total of 21 images on the 3 discs.