Function: This magnifying glass is used in antiques, jewelry appraisal, electronics repair, precision processing, printing, gardening maintenance, stamp collecting, and other industries. 3 magnifications: 30x (25mm), 60x (12mm), 90x (8mm). The magnification can be adjusted based on the distance between the reading material and the magnifying lens, allowing the user to freely adjust the focus. Built-in light source: 2 eco-friendly, energy-saving LED lights for dim lighting. 1 UV light to detect counterfeit bills Collapsible design: Simply push the magnifying glass, and the light turns on and off automatically. (Batteries not included) Safety Precautions: 1. Do not expose the magnifying lens directly to sunlight or focus your eyes to avoid burns. 2. Do not place flammable items under the lens when exposed to direct sunlight. 3. The higher the magnifying lens, the smaller the visible area. For a wider field of view, the distance between the eye and the lens should be closer. Details: This LED magnifying glass is designed for seniors, hobbyists, professional jewelers, watchmakers, and stamp/coin collectors. Made of high-quality transparent acrylic and ABS. Its lightweight and portable design allows you to easily take it anywhere.