Product DescriptionPlustek ADF Scanner PL3000 Provides a maximum scanning speed of 30 pages per minute, and permits identify of large quantities of documents at high speed by built-in Auto Document Feeder. That hold up to 80 pages per time; it offers a highly reliable, high-volume scanner ranging from 3.55' by 4/5' to 9.65' by 14' which is especially useful in scanning continuous computer paper. This unit can also be used as a regular flatbed scanner.