1. [21 different magnifications] Angle-adjustable magnifying glass with 7 interchangeable lenses 3X, 4X, 5X, 6X, 7X, 10X, 15X magnification and lenses can be combined into 21 different magnifications, to meet your needs. One pair of glasses will be friendly at work, two pairs will lose focus. And you often feel dizzy after wearing it for a long time. Take a break.2.LED lighting can be equipped with two lampshades with different color temperatures. The angle of the lens barrel and the illumination angle of the LED light source can be adjusted so that the light source can accurately illuminate the surface of the object being observed.3.[1] The headlight uses 2 ultra-bright LEDs and comes with 2 pairs of interchangeable lampshades to provide warm and cold light. 2) The magnifying glass's scratch-resistant acrylic reduces weight, and the lightweight ergonomic frame is equipped with a soft rubber nose pad to fit almost any head shape. 3) You can wear this head-mounted magnifier on your head like glasses. It is more convenient to use than traditional handheld magnifiers, freeing your hands and allowing you to see things more clearly.4. Color temperature differences can be interchanged. There are three different light sources to choose from when observing small objects. They are cold light source, light warm color, and dark warm color, providing users with a better and comfortable working environment. The bridge of the nose is directly formed from stainless steel and soft glue. Can be freely adjusted according to the shape of the bridge of the nose, suitable for different5. Wide range of uses: Head magnifying glass, especially suitable for sewing, crafts, cosmetology, needlework, knitting, cross-stitch, embroidery, painting, jewelry and laboratory work. This combination is practical for customers. The glasses are designed with a glasses storage box, which is easy to hold and carry.Specification:Color: white+blackLens material: ABS&acrylic lensLens: 3.0X/4.0X/5.0X/6.0X/7.0X/10X (21 combination magnifications)Focal length: 20~166 (please refer to the user manual for each magnification focal length)Power supply: 3 x 1.5V AAA batteries (not included)Item Weight: Approx. 90g/3.19ozPacking weight: approx. 216g/7.64ozPackage includes:1* magnifying glass12 * Lenses (3.0X, 4.0X, 5.0X, 6.0X, 7.0X, 10X)1* Lens box1*User Manual