Jewelers Magnifier, 40x Magnification, Made of Metal, Folding Magnifier - Product Package content: 1 magnifying glass, 3 batteries 1. Powerful 40x magnification: The LED and UV jeweler's loupe provides strong magnification for examining fine details. The magnifying glass delivers distortion-free viewing, making it ideal for use in the watch industry, inspecting small objects, reading fine print, and evaluating gemstones and diamonds. 2. High-quality lighting: The jewelry magnifier features LED and UV lights that provide a clear, sharp image even in low-light conditions. The UV light helps in verifying currency and identifying certain jewelry characteristics. Requires 3 LR927 batteries (included). 3. Portable design: Simply slide the magnifier out to use and retract it back into the case when not in use. The compact case allows for easy storage in pockets or bags, offering convenience and space-saving portability. 4. Versatile use: This eye magnifier is suitable for gemstone and coin collectors, jewelers, hobbyists, industrial applications, and as an eonal tool for children interested in exploring small-scale details. Constructed with an optical magnifying glass and a full metal case, it is durable, lightweight, compact, and practical.