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: Head-mounted magnifier powered by 3 AAA batteries (not included), providing improved visibility in all lighting conditions. Includes two interchangeable shades for warm and cold light options. Note: Do not use alkaline batteries. Carbon zinc batteries are recommended. Comfortable to Wear: Scratch-resistant acrylic lenses help reduce overall weight. Lightweight ergonomic frame with soft rubber nose pads fits most head sizes. Non-slip inner base keeps the magnifier securely in place during use. Portable Design: Wear the magnifier like glasses for hands-free convenience, offering clearer vision compared to traditional handheld magnifiers. Includes a cleaning cloth to remove dust and maintain lens clarity. Wide Application: Enables clear viewing of workpieces or text at up to 25 times 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 light angle ensure evenly illuminated viewing area. Lightweight frame with soft padding provides comfort and secure fit. Suitable for mechanical work, electronic repair, jewelry inspection, watch repair, carving, and crafts. Specifications: Magnification: 3X, 4X, 5X, 6X, 7X, 10X, 15X (combinations up to 21X) Focal Length: 20–166 mm Material: 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