Dual-camera & Scanning: Dual lenses design, main lens for documents or objects scanning, and 2 megapixel top lens for portrait shooting, for super pictures, also support video recording; High speed scanning, just click the mouse, then you can get the picture in about 1 second, very efficient. Wide Application: The max. scanning size is A4, can be used to scan various sizes of documents, including file, bill, ID card, passport and other documents of similar size. Widely used in office, classroom, library, bank, hospital, etc; can effectively improve our work efficiency. Other Functions: Support PDF format export, automatic correction, intelligent cutting, intelligent pagination and merging, code recognition and so on; After being captured, the images can be optimized by adjusting the brightness, saturation, contrast, sharpness, etc.