iScan02 WiFi Double Roller Mobile Document Portable Handheld Scanner with LED Display, Support 1050DPI 600DPI 300DPI PDF JPG TF 1. JPEG PDF-A4 or PDF-Letter scan-format selection. 2. Color or Mono scan-color selection. 3. Scanning resolutions: 3006001050 DPI selection. 4. Directly save JPG(JPEG)PDF files to the Micro SD card. 5. Supports Micro SD card of up to 32GB (not included) 6. Color display to playback the scanned images. 7. Double roller design, double roller drive scanning, Scan more stably. 8. Built-in 850mAh lithium-polymer battery. 9. Book-edge design, get all the book content. 10. Wireless design, scan picture anywhere and anytime. 11. Driver free to download for MS Windows 8 7 Vista XP and Mac OS 10.4 or above (direct plug-in, driver installation not required) 12. WIFI function, download the picture to PC, iPhone, iPad, or android mobile device is available by Wi-Fi. 13. Resolution: - Low resolution: 300x300 dpi. - High resolution: 600x600 dpi. - Fine resolution: 1050x1050 dpi. 14. Scanning Speed: - Mono Low resolution: 2.0 Seconds. - Color Low resolution: 3.0 Seconds. - Mono High resolution: 6.0 Seconds. - Color High resolution: 8.0 Seconds. - Mono Fine resolution: 10 Seconds. - Color Fine resolution: 12 Seconds. 15. Capacity (Based on 2GB MicroSD card): - Mono Low resolution: 1200pcs. - Color Low resolution: 1000pcs. - Mono High resolution: 600pcs. - Color High resolution: 550pcs. - Mono Fine resolution: 150pcs. - Color Fine resolution: 140pcs. 16. Scanner photo size: A4, A5, 5R, 4R, 3R and below. 17. Scan width: 225mm 18. Scan length: 300DPI: 125 inch (max), 600DPI: 60 inch (max), 1050DPI: 50 inch (max). 19. Battery Life: >= 400 piece (A4 paper default, low resolution with color). 20. WIFI Specification: IEEE802.11b, IEEE 802.11g, IEEE 802.11n.