1. 5.0: The pen tip is round, does not hurt the screen, efficient and quiet, strong damping, smooth writing 2. 7.0: It is more comfortable to not block the line of sight, the carving details are easier, and the side seam is more delicate 3. 6.0: precise pen placement, stable pen control, and wider field of vision 4. Damping sense: 5.0 greater than 7.0 greater than 6.0 5. Sensitivity: 7.0 greater than 6.0 greater than 5.0 6. Choose 5.0 for pencil feel, 7.0 for pen, and 6.0 for ballpoint pen 7. Paper-like film/tempered film/bare screen are available 8. Mechanical craftsmanship, high-transparency design, sensitive touch, and wear-resistant metal tip
