Brother’s SV-100B Document Viewer is a mere 15.5mm thick and weighs 600g. It has a 9.7-inch black and white display (1200x825) that can be viewed under direct sunlight and a miniSD card slot. A 2GB card can support up to 10,000 pages of information and its lithium-ion rechargeable battery will run up to 83 hours. At a size of 237×247×15.5 mm, Brother claims its reader has a life span of 5 years or 37 million pages.