1. Product net weight: 110g
2. Battery model: CR1220
3. Product size: 228x147x5mm
4. Screen size: 17.6x12.6cm diagonal length: 21.4cm
5. Thickness: 5mm
6. Features: Smart lock screen design. The LCD writing pad uses high-tech flexible liquid crystal technology. It relies on pressure sensing to display text, pictures and graphics, and erases more than 500,000 times.