Portable Ruff Pad E-Writer / LCD Writing Tablet is the upgraded version which is brighter than other LCD Writing Tablet Pad and it is a reusable, reliable and environmentally friendly alternative to using paper to draw, write, take memos and much more! It is suitable for students, engineers, designers, managers and anyone who wants to be more organized, creative and productive. It can be used as a writing pad, notice or memo pad, reminder and to-do list pad, you can even play games like crosses and naught or tic-tac-toe, kids doodle board/handwriting practice/math practice pad. Features: Vision Friendly: LCD screen, no radiation, no glare, protect your eyes with Screen Lock. Ultra Thin: It is a lightweight, ultra-thin and handy device which makes it ideal for use in homes, offices and in-between. The stylus is very user-friendly Content Safety Button: The intelligent lock key on the pad prevents accidental erasing of content on the pad. Switch it on to avoid accidentally erasing and switch it off when want to erase. The switch is in the side of Writing Pad. One-touch Erase Button: The erase button allows the user to simply erase the existing content on the pad with the touch of a button. Eco-Friendly: No more worries about wasting papers. Environment-Friendly: The tablet saves 3 trees; the tablet can be erased and rewritten over a million times. Each erasure means saving a piece of paper, which means that a tablet can save 100,000 sheets of paper through 3 trees. User-Friendly: Pressure-sensitive screen lets you create thick and thin lines. The LCD writing surface is very rugged. Built-in button battery, replaceable, long service life. Built-in stylus dock also creates a convenient kickstand message board.