1. Product net weight: 195g
2. Battery model: CR2025
3. Product size: 282x185x5mm
4. Screen size: 23.8x16.9cm diagonal length: 29.1cm
5. Features: Smart lock screen design, LCD writing pad uses high-tech flexible liquid crystal technology, relying on pressure sensing to display text, pictures and graphics, erasing more than 500,000 times.