USB Rechargeable Magnifying Glass: Features a built-in 1200 mAh lithium battery for portable, eco-friendly, and cost-effective use. Includes a USB cable for easy charging, offering up to 15 hours of continuous use on the lowest brightness setting. 3 Brightness Levels: Offers three natural brightness levels to suit various lighting needs. The light beads are brighter than those with masking strips, making it perfect for puzzles, crafts, electronics repair, and jewelry making. 30X Magnification with 60X Secondary Lens: Made from high-quality, scratch-resistant PMMA optical glass for exceptional resolution. The main lens provides distortion-free 30x magnification, ideal as a reading aid for seniors or those with macular degeneration. Ergonomic Handheld Design: Weighs only 169g and features a large 110mm lens for a wide reading area. The ergonomic crank handle ensures a comfortable grip, and brightness is easily controlled with a single button. Perfect Gift for Visually Impaired: This portable magnifying glass with light is well-designed for observation, repair, crafts, puzzles, and hobbies. It makes reading fine print easier and serves as an excellent reading aid for seniors.