This headband magnifier is a high quality head-mounted magnifier with 2 LED lights. It comes with 2 interchangeable lenses, 8X, 15X, 23X magnification, to meet your viewing needs. The ergonomic design provides a comfortable fit, and these magnifiers provide good reading aid for people of all ages. Perfect lens 8X, 15X, 23X magnification lenses are ideal for welding, modeling, coins, stamps, jewelry identification, watches, textile printing and electronic repairs, etc. specification - Type: Close range magnifying glass - Material: Acrylic Optical Lens ABS Metal - color: White - Weight: 60g - Single lens magnification: 8X, 15X, 23X - Focal length: 0.2-2 inches (0.5-5cm) - Battery: 3 sections LR1130 (included) Package includes 1 wearing a magnifying glass 3 interchangeable head Application range Older people, low vision people, macular degeneration, reading books, newspapers, reading crosswords, suitable for children to observe insects, repairing electronic products, cataloging coins, helping to produce small, precise craftsmen, enjoying flowers potted landscapes, etc.Note - This magnifying glass has a short focal length, which means you need to bring the object closer to the lens. Professional magnifying glass: widely used in inspection, watch and mechanical equipment maintenance and jewelry evaluation. 3 interchangeable lenses - 3 magnifying lenses (8x, 15x, 23x) according to your needs, packed in a stable case for easy carrying and long storage. Comfort and style - you can put this head-mounted magnifying glass on your head like a pair of glasses. Both the elderly and children can use it. This headband with loupe glasses has a very light weight so you don't feel any burden or discomfort. Two energy-saving LEDs: easy to use hands-free, with a headlight with a built-in LED light, can be used in low light or dark environment, bringing a bright field of view, ensuring accurate illumination of the light source on the surface of the object being observed, the battery is included Inside. Adjustable magnifying glasses - adjustable distance between the two eyecups each eyecup is rotatable and can be flipped for normal view no need to remove the glasses.