Note:
1. The screen lock is on when you received the doodle board. Please UNLOCK when you want to erase handwriting.(There is screen lock on the side of the 10 inches writing pad, there isn't screen lock of the 8.5 writing pad)
2.LCD Writing tablet uses high technology flexible liquid crystal technology,depends on the pressure sensing to display text. The doodle pad surface creates lines of different thickness based on how hard you push.