Nothing more, Nothing less, Super Simple, Super Excellent. Installed Must， Small Space Usage with Only 20M. Simple Operation; Concise Interface. Wide Application; Quick Start Download it now! 1. This is an extremely simple Whiteboard that is convenient for your work, life and study. It can not only be used to scratch, demonstrate, write and doodle, but also can be taken as your notepaper, provisional notebook, scratch paper for writing down words from memory or doing calculation, small blackb