In life, people need a lot of paper, such as child graffiti, student drafts, work people taking notes and so on. So in recent years, there have been many new display solutions, such as electronic whiteboard, etc., however, the cost is high, or the display is not good. Airsun light tablet, the utility model can be used for painting, calligraphy, office, but also can facilitate the communication of deaf people. After finishing writing and taking pictures, the key can be cleared. No radiation, no dust and no pollution. It can replace the traditional paper, even more convenient than the traditional paper.