Product description Package content: 1 magnifying glass, 3 batteries 1. Powerful 40x magnification: The LED and UV jeweler's loupe provides strong magnification for examining the smallest details. The magnifying glass delivers distortion-free clarity, making it ideal for use in the watch industry, inspecting small objects, reading fine print, or evaluating precious stones 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 jewelry characteristics. Requires 3 LR927 batteries (included). 3. Portable design: Simply slide the jewelry magnifier out to use and retract it back into the case when not in use. The compact storage case allows for easy carrying in pockets or bags, saving space and offering convenience. 4. Versatile use: This eye magnifier is suitable for gemstone and coin collectors, jewelers, hobbyists, industrial applications, and as an educational tool for children exploring small-scale details. Constructed with an optical glass lens and a full metal case, it is lightweight, durable, compact, and practical.