Scan mode: To turn on the device, press and hold the Scan button for 2 seconds, then press Scan again. The green light will illuminate. The scanner will scan the file until the green light automatically goes off (or press the Scan button to stop). The display count increases by 1 to indicate a completed scan. Fast and easy: Scan images quickly and save files within seconds. Plugandplay, no preinstalled software required. Compatible with Windows XP / 7 / Vista and Mac OS 10.4 or higher. Image resolution and formats: Three resolution options are available: 300 dpi, 600 dpi, and 900 dpi. Choose the resolution that gives you the clearest result; images and documents are displayed clearly as they are. File formats supported: JPEG and PDF. The device supports large storage via a 32 GB micro SD card (card not included). Storage capacity: Supports up to a 32 GB micro SD card to store scanned files. Card not included. Broad applicability: Suitable for use in banks, insurance companies, law firms, and real estate agencies. Scan important documents and save them immediately, maintaining confidentiality without dependency on a printer. Use scenarios: Travel and fieldwork: Quickly scan receipts, contracts, or business cards on the go and save them for expense reports or client files. Legal and financial workflows: Capture client documents and store them securely for filing or archival with immediate access. Real estate operations: Scan property documents, disclosures, and contracts during site visits and organize them for quick reference.