Head-worn magnifier included with 5 precision cut interchangeable acrylic lenses: 1X,1.5x, 2x, 2.5x, 3.5x power magnifications. The LED lighted lamp (3 super bright lights) adjusts to about 30 degrees to right or left and about 90 degrees up and down to allow for adjustable lighting exposures. The LED lamp can also be used as a removable, free-standing light source as it contains a magnetic base. The LED lights are powered by 3 AAA batteries (not included). Specification: - Material: Plastic acrylic optical lens - 5 kinds of lens magnifications: 1X,1.5x, 2x, 2.5x, 3.5x - Weight: 210g - Size: magnifying glass 260 200MM Lens 108 40mm Head visor magnifier is perfect for all hobbies, crafts, reading books, magazines, newspapers, model building, jewelry design and other low vision tasks! It is a great option for jewelers, coin and stamp collectors, hobbyists, watch makers, small electronics, arts crafts, sewing, knitting, auto mechanics, soldering, seamstresses along with so many other low vision needs. The is lightweight, comfortable and has an ergonomic design. It can be used to fit along with reading glasses as well.Adjustable headband features a quick release button allowing for smooth and easy adjustments for different head sizes . Lightweight and comfortable hands free head worn visor magnifier for everyday use Great for hobbyists, arts and crafts, jewelry design, model building, reading, inspection and other low vision tasks. Removable LED Lamp has a magnetic base that can be used as a free standing light source Runs on 3 AAA batteries (not included). Includes 5 precision cut interchangeable acrylic lenses with multiple magnifications (1X,1.5x, 2x, 2.5x, 3.5x) Lenses included with microfiber cleaning cloth and a protective case. Ergonomically designed head mounted LED lighted adjustable magnifier.