1. 3 Resolution Modes: This compact mobile document scanner has 3 resolution modes, with 300dpi, 600dpi, 900dpi, you can choose according to your needs.2. Easy To Use: This portable scanner is easy to use with no drivers and no installation of software required. It easily connects the portable scanner to your PC via a USB cable to transfer scanned photos or documents anywhere.3. Multiple File Formats Supported: This photo scanner supports multiple file formats, PEG and PDF formats are all available, and its powerful storage capacity, up to 32G for storage card, fully meets the needs of your business travel or daily use.4. Good Compatibility: This handheld image scanner has a good compatibility and is compatible with for Windows XP, for OS X 10.4 or above.5. Wide Application: This photo mobile scanner has a wide range of applications and can be used in banking, insurance business, homes, offices, libraries or outdoors.Spec:Item Type: Handheld Image ScannerMaterial: ABSScan Mode: Black and ColorScan Size: Approx. A4 (213mm / 8.39in)Battery: 2 x AA Battery (Not Included)Storage Format: JPEG, PDF OptionalExpandable Memory: Storage Card (1G-32GB) (Storage Card Not Included)Scan Resolution: 300DPI, 600DPI, 900DPISupported Systems: For Windows XP, For OS X 10.4 or aboveImage Sensor: A4 Color Contact Image SensorTransfer Method: USB 2.0Operation Mode: Offline ScanningAuto Power Off: 3 Minutespacking list:1 x Handheld Image Scanner1 x Storage Bag1 x Data Cable1 x Cleaning Cloth1 x User ManualNote:No need to install software. You will need 2 AA batteries (not included) and a memory card (not included) to use it directly.