Redefine the way you write with this Boogie Board blackboard. Liquid Crystal Paper writes with absolutely no lag or delay with nothing to turn on, plug in or charge to easily manage your notes, lists, sketches and more. Letter-size, semi-transparent writing surface allows you to electronically write on any document, photo, map, or even digital screens. Semi-transparent writing surface allows the included templates to show through clearly for more precise writing. Push-button erase instantly provides a blank surface to work on. Select Erase button let you edit precisely with no mess. Lock button protects your notes from accidental erase. Use the Blackboard app to use your mobile device to scan your work and save it for later. Blackboard is perfect for collaborative editing, designing floor plans, tracing, planning, and writing over templates.