Xiaomi Mijia LCD Hand Writing Tablet with Pen: 10/13.5/20 inch Feature: You could paint whenever you want, record the moment of inspiration Pressure sensitive writing; Super clear handwriting; Magnetic absorption; Light and easy to carry. Customized LCD film formula, handwriting is clear Xiaomi Mijia LCD small blackboard adopts customized liquid crystal film formula, blue-green handwriting, clear and eye-catching display, both the real writing experience of traditional paper and the smooth experience of LCD screen. Highly sensitive pressure sensing technology Handwriting thickness changes with force. One button to clear low energy consumption, lasting battery life is more worry-free A zero-power LCD screen consumes only a small amount of power when it is cleared. If you remove 100 times a day, a button battery can be used for 365 days