The LCD writing pad is Environment-friendly, electronic alternative to memo pads, sticky notes, sketch books, dry erase boards and other writing/drawing mediums. Use the LCD writing tablet instead of paper memo pads every day will SAVE a lot of trees. Sealed 3V watch battery (replaceable) provides over 50,000 erase cycles. Erase your image with the touch of a button at a second and a friendly flash from the liquid crystal display. Large writing surface with 8.5 inch LCD screen gives you even more room to draw or write to show your imagination or education content. Let imaginations run wild without worrying about the mess from markers. The case and LCD screen are made from durable, shatter-proof, non-toxic plastic materials. Get one for on the go, in the office, class, business meeting, presentation or to-do-list, hospital, school and multiple places around the house. Almost anywhere you'd keep memo pads, sticky notes or scrap paper. With a magnet, the writing tablet can be attached to the refrigerator as a message board.