Features:High resolution scanner for A4 size documents and images, excellent scanning performance.Compact size and lightweight design, easycarry.Built-in real-time scanning detector, avoids image distortion.Support memory card up to 32G, can store large capacity files.Direct plug-in, driver installation is not required.Suitable for businessmen, students, travelers, artists and amateur architects.Features:The color blackResolution: 900DPI / 600DPI / 300DPIIndicator light: green - scanning, red - scanning too fastNumber of sensor elements: 5136 points (1st5104 points available)Scanning speed (A4 size): High resolution with color 10s; Medium resolution with color 8s; Low resolution with color 3sScanning Width: 8.27 inchesInternal flash memory: SPI flashMemory card: TF card (not included)File format: JPG / PDFBillboard: State TNAutomatic shutdown: 3 minutesUSB Port: High Speed USB 2.0Operating System: Windows XP / Vista / 7, Mac10.4 or higher.Power source: 2*AA battery (not included)Item Size: 25.5 * 2.8 * 3cm / 10 * 1.1 * 1.2inItem Weight: 148g / 5.2oz (Scanner only)Noticed:Memory card and battery are not included in the package.Package list:1 * Scanner1 * USB Cable1 * Bag1 * Disc1 * Cleaning Cloth1 * Manual