Document Book Camera Scanner 8 Mega-pixel HD High-Definition A3 Scanning Size with USB Port LED Light OCR Function Compatible with Windows for Classroom Office Library Bank Meeting Features: Excellent Image Quality:  Features an 8MP megapixel camera that offers astonishing high definition resolution for capturing the tiniest details of images quality and images performance in your demonstrations. Wide Application: The max. scanning size is A3, 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 reproduction archiving, ebook production, signature production, bar code recognition OCR recognition, network fax, DV video recording, etc. After being captured, the images can be optimized by adjusting the brightness, saturation, contrast, sharpness, etc. Practical: With LED fill-in light with 3 level brightness, touching to adjust the light you need; Easy to install and operate, novice can quickly learn e it. Useful Accessories: Comes with a USB cable for computer connection, convenient for you e the camera scanner better. Specification: Model: H3 Size: 375 x 260 x 90mm (unfolded),  375 x 120 x 90mm (folded) Weight: 760g Material: Plastic + Aluminum Alloy Power: USB Supply Interface: USB 2.0 Image Color: 24 bits Scanning Speed: About 1sec Resolution: 3264x2448 Zoom Mode: Manual Zoom Light Source: Natural Light and LED Light Focusing Mode: Adjustable Precise Focusing Image Format: JPEG, GIF, BMP, TIF, PDF, etc Shooting Size: A3, A4, A5, A6, A7, etc Support System: P4 or the same CPU, 512MB or above, support Windows 2003, Windows XP, WIN 7/ 8/10; The host must have a built-in USB2.0 adapter or an external USB2.0 adapter MS Direct X9.0 or later. Package Size: 460 x 170 x 120mm/18.1 x 6.7 x 4.7in Package Weight: 1580g/3.4lbs Packing List: 1 x Scanner 1 x Plate 1 x USB Cable 1 x Flash Disk