Features: High resolution scanner for A4 size documents and images, excellent scanning performance. Compact size and lightweight design, easy to carry around. Builtin real time scanning detector, avoid image distortion. Supports memory card up to 32G, can store large capacity files. Direct plugin, driver installation not required. Suitable for businessmen, students, travelers, artists and amateur architects. Specifications: Color: Black Silver Red Blue Green (Optional) Resolution: 900DPI 600DPI 300DPI Indicating Light: Greenscanning, redscanning too quickly Number of sensor elements: 5136 dots (1st5104 dots available) Scanning Speed(A4 size): High resolution with color more than 10s; Medium solution with color more than 8s; Low resolution with color more than 3s Scan Width: 8.27 inch Internal Flash memory: SPI flash Memory Card: TF card (not included) File format: JPGPDF Display Panel: Status TN Auto Power Off: 3 Minute USB Port: USB 2.0 high speed Operation System: Windows XP Vista 710, Mac10.4 or above. Power Source: 2 * AA battery (not included) Item Size: 25.5 * 2.8 * 3cm 10 * 1.1 * 1.2in Item Weight: 148g 5.2oz (only the scanner) Note: Memory card and battery are not included in the package. Package List: 1 * Scanner 1 * USB Cable 1 * Bag 1 * Disk 1 * Cleaning Cloth 1 * Manual Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.