Improv Boogie Board Original 8.5-inch LCD E-Writer/Writing Tablet (Pink) with Tablet Accessory Kit 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-Inch 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!