Shadow play is not only a kind of art, but also a kind of culture. It not only tells ancient stories, but also conveys rich historical and cultural knowledge. This product is a beam projector. In addition to daily use, when the product is put into shadow play, the shadow element extraction decoration disc will rotate, just like the old movie projector. The product is equipped with an exclusive APP "Shadow", which combines traditional shadow play with modern digital technology, controls the movement of projected characters, realizes the interaction between the experiencer and shadow play, and makes traditional art rejuvenate in the new era.