The item is a professional jewelry magnification tool, which is used by professional jewelers for extra-fine detail work like diamond setting or watch repair. It comes with 5 interchangeable magnification lenses in magnification powers1.0X, 1.5X, 2.0X, 2.5X and 3.5X. Made from high-density acrylic, the lenses are polished much like glass lenses and offer excellent clarity - but at a fraction the weight. Its eyeglass frames with rubber nose-pads for comfortable to wear, and also supports to switch to elastic headband for more secure fit. Besides, it has 2 LED lights for illumination in poor light. Therefore, it is really a wonderful magnifier for choice.Features- Color: mainly black.- Material: hard plastic, rubber, nylone and acrylic lens.- and 2-LED Lighting Jewelry Magnifier Visor Magnification Tool.- See your workpieces or text magnified up to 350% original size with brilliant clarity.- The magnifier is attached with 5 interchangeable lenses in powers 1.0, 1.5, 2.0, 2.5 3.5X; scratch-resistant acrylic lens reduces weight.- Ergonomic eyeglass frame bracket with rubber nose-pads for comfortable to wear, or switch to headband (included) for more-secure fit.- Come with 2 super-bright LED headlights (powered for 30 hours by 3 LR1130 button cells included), for convenient to use the magnifier in poor light.- It is advisable to adjust lens angle and LED light irradiation angle to ensure that light source can irradiate the surface of viewed object accurately and make it more convenient in use.- Easily used for jewelry work, repairing watch, arts crafts, reading books newspaper, drawing pictures, handicrafts, appricating flowers and miniature landspace.Packing list: 1 * Professional 2-LED Lighting Jewelry Magnifier Visor Magnification Tool (Black) 5 * Interchangeable Lenses (1.0X, 1.5X, 2.0X, 2.5X, 3.5X) 1 * Nylon Headband 1 * User Manual (Chinese & English)