Perfect for the busy professional who needs a fast and reliable duplex mobile scanner the visioneer roadwarrior 4d scans without the need of ac power because it is powered through the usb port now you can quickly scan file and store all of your documents plastic id cards photos articles and brochures no matter where you are donrsquot wait until you get back to the office to organize that stack of paper in your briefcase itrsquos not the paper you want to keep itrsquos the inform