12 Inch HD Screen & High-tech Soft Screen The same size as A4 paper. Provide enough space for writing. Pure pressure induction allows for sensitive writing. Finger Writing Allows for writing with finger. No worry about being destroyed. Durable POM Stylus Pen Made of POM material. Long durability in use. Anti-lost Slot Design The slot prevent the pen from losing and no need to find with effort. CR2020 Battery Included Electronic paper with low power consumption reduces paper usage rate.