Dino-Lite USB Hanheld Digital Microscope, 10x-220x Magnification 0.3MP/1.3MP/5.0MP True Resolution, Windows/Mac/iOS/Android Software Included, Supports PC, Tablet, Mobile Devices Features included in Model AM2111: 4 LED lights that do not turn off when plugged in. NO measurement. 10-50X, 220X OPTICAL magnification and 640 x 480 (0.3MP) TRUE image resolution, 30 FPS (video) SOFTWARE included offers rich features for saving, annotating, comparison, and analysis of captured images. Supports Windows (XP/Vista/7/8/10), Mac OS 10.5 and above, Android. SUPPORT: Dino-Lite has been the pioneer innovator in portable digital microscope solutions for over 10 years. The name is trusted by major manufacturing, research, and educational partners worldwide. All Dino-Lite microscopes come with a 2 YEAR warranty and U.S. based phone/email/web support.