8Mp 4K Ultra High Definition Usb Document Scanner With A4 Auto Focus For, Etc. Excellent CMOS sensor. 6LED auto fill light module design has a larger range and better fill light effect compared to the traditional light-band type distribution, from then on the complex dark light environment can be original. The excellent CMOS sensor captures real-time images more clearly. Batch automatic scanning, only need to manually turn the pages and scan into pictures continuously. Powerful OCR text recognition function. Using powerful OCR technology, it converts captured document images directly into text with a recognition rate of over 98%. It supports multi-language, symbol and number recognition, can efficiently and accurately identify multiple languages, and can be converted to WORD, EXCEL and other editable documents with one key, efficient, work, and office more effortless. Video Recording. Adopting high-definition pixels with HD camera, real-time projection and video recording, real-time display, opens a convenient way to share and communicate, suitable for distance learning and online teaching. Support video live and video recording function in real time, and can output AVI, MP4, FLV, WMV four formats, suitable for teaching, remote training and other uses. Auto-calibration. This document scanner is easy to use with one-touch auto calibration. Even if the picture is skewed, it intelligently corrects the picture and automatically forms the picture in a second to improve work efficiency. Foldable and portable. The document scanner has a high-quality ABS body. It is foldable and portable. Simply connect the scanner to your computer with a USB cable and install the relevant software to make the scanner work. Special ID card slot, exclusive card slot for ID card, driver's license and many other licenses, so you can easily align