Features: Wireless wifi version: Download the picture to PC, for iPhone, for iPad, or android moblie device is available by Wi-Fi. JPEG PDF-A4 or PDF-Letter scan-format selection. Color or Mono scan-color selection. Scanning resolutions:300/600/1050 DPI selection. Directly save JPG(JPEG)/PDF files to the Micro SD card. Supports Micro SD card of up to 32GB (This link not include TF Card) Color display to playback the scanned images. Double Roller design, double roller drive scanning, Scan more stably. Built-in 700mAH Lithium-Polymer battery. Bookedge design, get all the book content. Wireless design, scan picture anywhere and anytime. Specifications: Wifi standard IEEE802.11b,IEEE 802.11g, IEEE 802.11n Image sensor A4 Color Contact Image Sensor Resolution Low resolution : 300*300 dpi Medium resolution: 600*600 dpi High resolution: 1050*1050 dpi Minimum scanning speed for Letter size document Color High resolution: 12.0 Seconds Mono High resolution: 10.0 Seconds Color Medium resolution: 8.0 Seconds Mono Medium resolution: 6.0 Seconds Color Low resolution: 3.0 Seconds Mono Low resolution: 2.0 Seconds Capacity (Based on 1GB Micro SD card. Scan Letter size file, the quantity of scans varies depending on the content complexity) Color High resolution: 140 Scans (Min.) Mono High resolution: 150 Scans (Min.) Color Medium resolution: 550 Scans (Min.) Mono Medium resolution: 600 Scans (Min.) Color Low resolution: 1000 Scans (Min.) Mono Low resolution: 1200 Scans (Min.) Scanner photo size A4,A5,5R,4R,3R and below Scan width 225mm / 8.8in Scan length 300DPI:125"(max);600DPI:60'';(max);1050DPI:50"(max) File format JPEG (Default) / PDF LCD 480*320 HD TFT LCD Auto power off 3 Minutes USB port USB 2.0 high speed Support OS Win2000 or above, Mac10.4 or above, IOS, Android (OTG USB) Standard battery Built-in 700mAH Lithium-Polymer Battery life >400 Pages External memory Micro SD Card (Max. 32Gb, not included) Dimensions 266 * 39 * 28mm / 10.5 * 1.5 * 1.2in Product weight 193g / 6.84oz Package size 31.5 * 10 * 5cm / 12.4 * 3.9 * 2.0in Package weight 362g / 12.76oz Package List: 1 * iScan Scanner(Micro SD Card Not Including) 1 * USB Cable 1 * Carry Bag 1 * Cleaning Cloth 1 * Driver Disc