LCD Writing Tablet uses high flexible liquid crystal technology, depending on the pressure sensing to display text, pictures and graphics, erasing over 500000 times.One click to erase, lock key to protect notes,Durable, shatterproof plastic LCD,Replaceable batteries,Ultra thin, Portable,Pressure-sensitive writing surface,Paperless writing, create inspirational lifestyles for your children... Customized logo is available., for further information please contact with our info center.