Blackboard is the reusable writing tablet perfect for writing notes, marking up documents or sketching out ideas. The Blackboard smart scan reusable notebook in Letter size comes with a 9.1" (diagonal) semi-transparent writing surface enabled with Boogie Board’s QuickClear technology along with Exact-Erase and Erase-Lock features, the Blackboard stylus with an eraser, four easy-to-swap templates and a magnetic penholder. Slip one of the four note-taking templates (or any document) in the back and use the stylus to start writing on the semi-transparent writing tablet. Blackboard reusable notebook Letter templates include Dot Grid, Blank, Planner and Lines. Push the button to clear everything or use the Exact-Erase feature on the writing tablet and stylus eraser to erase exactly what you want—just like a pencil! You can also lock the writing tablet with the Erase-Lock button so you don’t accidentally erase your notes. To see the Exact-Erase function in more detail have a look at this video The tablet is powered by a long-lasting, replaceable battery so there are no plugs or chargers laying around. The battery will last around 7 years of normal use. Suitable for children aged 3+ years.