7 Interchangeable Lenses: Angle adjustable magnifying glass with 7 interchangeable lenses offering 3X, 4X, 5X, 6X, 7X, 10X, and 15X magnification. Lenses can be combined to achieve 21 different magnification levels to meet various needs. 2 LED Lights: The head-mounted magnifier is powered by 3 AAA batteries (not included), enhancing visibility in both day and night conditions with long-lasting performance. Includes 2 interchangeable lens covers for warm and cold light options. Note: Do not use alkaline batteries. Standard carbon batteries are recommended. Comfortable to Wear: Features scratch-resistant acrylic lenses and a lightweight design. Ergonomic frame with soft rubber nose pads ensures comfort and a secure fit for most head sizes. Non-slip inner base keeps the magnifier stable during use. Portable Design: Can be worn like glasses, allowing hands-free operation for improved convenience and clarity compared to traditional handheld magnifiers. Includes a cleaning cloth to remove dust and maintain clear visibility. Wide Application: Enables clear viewing of workpieces or text up to 25 times their original size. Ideal for sewing, crafting, knitting, embroidery, painting, jewelry making, and laboratory tasks. Comes with a storage box for easy lens organization, cleaning, and portability. Features: - Switch between 7 optical acrylic lenses using a simple click-and-release mechanism. Loosen the clip to remove the current lens and insert a new one. - Adjustable mirror housing and lighting angle for even illumination across the viewing area. - Lightweight ergonomic frame with soft rubber padding for all-day comfort and secure fit. - Suitable for use in mechanical work, electronic repair, jewelry inspection, watch repair, carving, and various crafts. Specifications: - Magnification: 3X, 4X, 5X, 6X, 7X, 10X, 15X (combinations allow up to 21X) - Focal Length: 20–166 mm - Materials: ABS, Acrylic, Metal - Power Supply: 3 x AAA battery (not included) - Light Source: 2 LED lights with replaceable warm and cold light covers - Product Dimensions: - Folded: 120 x 160 x 78 mm - Unfolded: 200 x 160 x 78 mm