Above All Advertising has introduced the Rol-EE™ – Digital Signage Rolling A-Frame. This portable outdoor digital signage comes with its own set of wheels and can be rolled everywhere. It is battery powered, making it perfect for outdoor applications. With 16-20 hours of battery life, this digital A-frame sign can function for the entire day of the market or event. It supports a range of audio and video media formats. For more information, contact Above All Advertising, 6980 Corte Santa Fe, San Diego, CA 92121; (Web Site) www.abovealladvertising.net