Features: High resolution document scanner and A4 images, excellent scanning performance. Compact size and lightweight design, easy to carry. Built-in real-time scan detector, avoid image distortion. Support memory card up to 32G, can store large capacity files. Direct plugin, driver installation is not required. Suitable for business men, students, travelers, artists and amateur architects. Technical data: Color: black Resolution: 900DPI / 600DPI / 300DPI Light Indicator: Green - Scan, Red - Scan for Quick Number of Sensor Elements: 5136 Points (1. ~ 5104 points available) Scan speed (A4 size): High resolution with color 10s; Medium resolution with color 8, Low resolution with color 3s Scan Width: 8.27 inches Internal flash memory: SPI flash Memory card: TF card (not included) File Format:JPG/PDF Display field: Status TN Auto power off: 3 minutes USB 2.0 High Speed Operating system: Windows XP/Vista/7, Mac 10.4 or later . Power source: 2 x AA batteries (not included) Single piece size: 25.5 * 2.7 * 3cm / 10 * 1.1 * 1.2in Weight: 148g/5.2oz (Scanner Only) Note: Memory card and battery are not included. Package includes: 1 x Scanner 1 x USB Cable 1 x bag 1 x Disc 1 x Cleaning cloth 1 x Manual