Erase your image with the touch of a button - and a friendly flash from the liquid crystal display - COOL!. Sealed 3V watch battery never needs replacing.. The Boogie Board tablet is an ultra 1/8" thin and is easy to take with you in a purse, scheduler, briefcase or backpack.. The case and LCD are made from durable plastic materials. Safe for school use and all around the house, office and car.. The Boogie Board tablet?s pressure-sensitive LCD writing surface creates lines of different thickness based on how hard you push - just like paper and pen!. What's in the Box: Boogie Board 8.5 Tablet, Stylus/Magnet set, Cleaning Cloth, User Guide. Write or draw with the included stainless steel stylus or any other suitable instrument - even your finger! You?ll never need to search for a pen or pencil again!