1. Product material: ABS, polymer solid-state liquid crystal display soft film
2. Battery type: button battery
3. Customized color LCD film, partition color design
4. Pen cap to clean the screen, one touch to clean the screen, more efficient
5. Magnetic stylus, slide slot to store to prevent loss
6. Lightweight and portable, easy to hold
7. Safe eye protection LCD screen, dust-free, ink-free, blue light-free
8. Low energy consumption and long battery life, one button battery can be used for 365 days