1. It can be magnetically attached repeatedly, and the automatic alignment position can be put down
2. Increase writing damping, just like pencil writing on paper, making drawing more accurate and writing smoother
3. Touch sensitive, precise and non-slip screen, every line is under control
4. Not easy to stick fingerprints, no fear of oil stains, easy to keep the screen clean
5. Magnetic adsorption, no bubbles, easy installation