Up to 5x magnification thanks to different lenses 1.0X, 1.5X, 2.0X, 2.5X, 3.5X, the selection of lenses for your needs is individually adjustable, with excellent magnification and the distance between the eyes and the magnifier inserts can also be finely adjusted.Bright light with 2 LEDs The glasses also have a lamp with 2 LEDs, which is powered by 3 x AAA batteries (not included, due to shipping safety). Bright enough to work fatigue-free in the dark or in low light.Elastic, comfortable headband for the ends of the temple a headband is included which is attached to the ends of the temples. This allows more freedom of movement and a secure fit of the glasses. With prolonged use, the nose is also relieved by the band and thus allows longer work.Robust and stable the glasses sit very comfortably on the nose even with the heaviest and thickest glass thickness. The nose clip and forehead area are well padded. Headband glasses can be used with any pair of glasses, including variegated glasses.Easy to use -- The individual glasses/magnifying glasses are easy to assemble and disassemble. The perfect headband glasses for dentists, electricians, jewelers, housewives, DIY, sewing, crafts, cosmetics and the elderly and many more uses.