Comfortable to Wear Head-mounted design with a lightweight, durable outer shell frame. The frame is impact-resistant. The headband is padded with soft sponge and covered with leather, for hands-free, extended use. It is adjustable, the visor tilts up and down or can be removed, and it can be worn over prescription glasses or protective goggles. Suitable for long-duration wear. Replaceable Lenses for Versatile Magnification Includes four high-quality replaceable lenses (options include acrylic crystal-clear lenses or optical glass lenses). Magnifications: 1.5X, 2.0X, 2.5X, and 3.5X, giving different magnification at various focal lengths. Lenses are finely ground and polished to ophthalmic standards and are easy to assemble and disassemble. Bright, Adjustable Lighting Equipped with rechargeable, adjustable LED lights. Charges via Type-C cable; full charge in about 1.5 hours and 4–6 hours of battery life. Four LED lights with two lighting modes. The light angle can be flexibly adjusted to improve visibility in dark or dim environments. Some units include a protective storage box for portability and storage. Easy to Use and Portable The visor can be tilted as needed and removed when not required. Two knobs on each side adjust the height of the magnifier to suit different viewing angles. The lens assembly is sturdy and durable, and the frame remains firm, making it convenient to carry during travel. Use Scenarios - Electronics repair and inspection: read small components, inspect solder joints, and perform precision work. - Jewelry, watchmaking, and model building: handle tiny parts with clear, magnified vision. - Detailed crafts and documentation: read fine print, manuals, and micro-details with reduced eye strain.