... to 32G external micro SD card. A4 handy Mini portable scanners Key Features 1.1 Color / Monochrome ... screen.4.9 How to scann Hold the scanner, place it on the start-scanning location.n ... button, LED twinkle quickly, waiting for scanningn Slide the scanner, blue light twinkle slowly, the icon āSāā display ... n If over 3 seconds without move, the scanner will be stopped automatically, scanning file be saved ...