Handheld Nail Digital Microscope, 1.3M / Resolution 1280x1024 * 500X Magnification, USB 2.0 Output * "Micro-Touch (trigger button) w/Measurement * The DinoLite Nail Microcirculation Scope could be used in early diagnosis of various kinds of diseases by checking up the capillary vessel of finger. It is an ideal tool for health protection and consultation. * The AMH-N5UT offers the medical as well as other professionals, the ability to examine the condition and workings of the capillary vessel of the human finger under significant magnification when required.