Features: Small size for easy to carry, brings more convenience to scan. There are two scanning storage formats to choose from including JPEG and PDF. Can set black and white and color scan mode. Three scan resolution 300/600/1050DPI to meet your different scan requirements. Supports micro SD card (up to 32GB, card is not included). Directly save JPG ( JPEG ) / PDF files to the micro SD card. 1.8inch color screen enlarges support preview function, can clearly preview scanning the image. Double roller drive scanning, prevents the scan image distortion and ensures stable, fast, and clear scanning. Built-in 900mAh lithium-polymer battery ensures long service life. Book-edge design, gets the entire book content. Driver free to download for Windows 8 / 7 / Vista / XP and Mac OS 10.4 or above (Directly plug in, driver installation is not required). Specification: Item: Portable Scanner Material: Plastic Resolution: 300x300DPI, 600x600DPI, 1050x1050DPI Scanning Speed: Mono Low Resolution: 2.0S Color Low Resolution: 3.0S Mono High Resolution: 6.0S Color High Resolution: 8.0S Mono Fine Resolution: 10S Color Fine Resolution: 12S Image Sensor: A4 Color Contact Image Sensor Scanner Photo Size: A4, A5, 5R, 4R, 3R and below Scan Width: 216mm / 8.5inches Scan Length: 300DPI: 250cm / 98.4inches (Max.) 600DPI: 148cm / 58.3inches (Max.) 1050DPI: 128cm / 50.4inches (Max.) File Format: JPEG/PDF LCD Resolution: 480*240TFT USB: USB 2.0 Power: Built-in 900mAH Lithium-Polymer Battery External Memory: Micro SD Card Wifi: IEEE802.11b, IEEE802.11g, IEEE802.11n Charge Time: 2H Size: 258 * 39 * 28mm / 10.2 * 1.5 * 1.1inches Weight: 201g / 7.1oz Package Size: 30.5 * 10 * 5cm / 12 * 3.9 * 2inches Package Weight: 360g / 12.7oz Package Include: 1 * Scanner 1 * USB Cable 1 * Manual 1 * Carrying Bag 1 * OCR