1.Keep and share your analyzes and information via pdf or jpeg files searchable in a micro sd / tf card (not included, 32g support). 2.scan documents, recipes, photos, letters, business cards, newspaper or magazine articles, and any reading material with up to 300 dpi resolution. 3.light, portable and scanner suitable for businessmen, students, travelers and hobbyist archivists, etc., which can be carried with you anywhere. 4.windows compatible. with optical character recognition (ocr) software if you can convert and edit your scans. tips: minimum requirements from pc to operating system: windows 7 ms / vista / xp and macos10. 4 or higher. This character recognition software is not compatible with ios device. 5.Automatic shutdown: Automatic power-off after 3 minutes without operation.We promised our customers 12 months warranty and lifetime of technical support. If you have any questions or problems, please feel free to not to communicate with us. Product Color: Blue characteristics: double idler wheel control system, style, scan page. no need to install the drive program. maximum sweep speed: High resolution color (900dpi): up to 10 seconds. full color resolution (600 dpi): up to 8 seconds. standard resolution (300dpi) with color: up to 3 seconds (scan A4 size paper). specifications: Image sensor: A4 color contact image sensorwhite balance: auto scanning lcd screens : storage: microsd / tf built-in memory card, no cardstorage capacity: card based on 2gb microsd.900dpi color 100 photos (high), 600 dpi 400 color photos (medium), 300 dpi color 1500 photos (low) an external memory: microsd / tf (1g-32gb) format: jpeg / pdf scan rang: a4 (216mm) interface: usb port car running: 3 minutes operating mode: offline scanner software: windows imaging, scanning and other similar image processing photoshop this software for ms windows 7 / vista / xp and macos10.4 or above, driver installation is not required, plug - in. power: 2 x AA batteries color: black size: 258x 28 x 25 mm (l x w x h) weight: 5.12 oz / 145g how to scan: a mail scan on the objects of the scanning scanner, and press the scanner scanning scanner and slows down, your hand remain steady to gain the high quality image to be able to stop the scanning press led instructions: " green " lamp ----- scanning " green " lamp off ----- finish scanning " red light " - scanning quickly restart, scanning. " red " lamp off ----- normal scanning.