FastSnail Portable Document & Image Scanner up to 900 DPI, Magic Wand Handheld Wireless A4 Scanner with 16G Micro SD Card Blue CONVENIENT FOR STORAGE OR SHARING - Store and Share your scans and information via searchable PDF files or JPEG into a micro SD/TF card. ( Supports up to 32G) HIGH RESOLUTION - Scan documents, recipes, photos, letters, business cards, the articles in newspaper or magazine, and any reading materials with up to 900 DPI resolution. EASY TO CARRY - Lightweight, Portable and handheld scanner suitable for businessmen, students, travelers and amateur archivists etc, which can be carried with you to anywhere. WINDOWS AND MAC COMPATIBLE - Comes with Optical Character Recognition (OCR) software so you can convert and edit your scans. AUTOMATIC SHUTDOWN - Automatic power-off after 3 minutes without operation.