Product DescriptionPackage contents: 1 magnifying glass, 3 batteries1. Powerful 40x magnification: The LED and UV jeweler's loupe has powerful magnification so you can take a closer look at the smallest details. The magnifying glass offers distortion-free magnification. It is perfect for the watch industry, for examining small objects, for reading small texts or for checking gemstones and diamonds.2. Product with high-quality lighting: Even in the dark, the jeweler's magnifying glass with LED and UV light can give you a crystal clear, sharp image. The UV light can also be used to recognize currency and identify jewelry. It requires 3 LR927 batteries (batteries included).3. PORTABLE DESIGN: Simply pull out the jeweler's magnifying glass to use and slide it back into the case when not in use. The storage case allows you to store the magnifying glass in your pocket or elsewhere while saving space.4. Versatile: The eye magnifying glass is perfect for stone and coin collectors, jewelers, hobbyists, for industrial purposes and also as a great gift for children to explore the amazing world of small things. The eye loupe is made of optical magnifying glass and all-metal case, which makes it lighter, more stable, more compact and more useful.