Product details Features: Multi-functional kit for your home, office or workshop This is a convenient and practical visual aid. Suitable for checking delicate products such as eyelash extension. Equipped with two energy-saving LED lights, press the switch on the top of the headphones to provide two brightness levels. Two energy-saving LED lights are installed in the eyeglass frame. The lamp provides a uniform illumination view and is powered by three AAA batteries. Specification: Single-plate Lens Magnifications: 1.0X,1.5X,2.0X,2.5X,3.5X Material: Acrylic lenses ABS Eyeglass Frames Size: Approx 222mm 145mm 65 mm Magnifying Glass Size: Approx 95 42 mm Field of view: Approx 555mm(1.0X),381mm(1.5X),278mm(2.0X),183mm(2.5X),156mm(3.5X) Package Included: 1 Eyeglass Frames 1 Elastic Headband 1 Carry Box 5 Different Acrylic lenses?Five interchangeable lenses, 1.0x, 1.5x, 2.0x, 2.5x and 3.5x magnification, the scratch-resistant material reduces weight. Lens shape like glasses. ?This hands-free LED loupe is designed to be similar to glasses and is easy to wear with the elastic headband included in the stand or package. Choose the way to wear it comfortably. ?Comfortable eyeglass frame with rubber nose pad or headband for a firmer fit. If you need to wear it for a long time, it is recommended to change the stand to the headband for comfortable work. ?Ideal for reading viewing small font maps, newspapers, books, coins, stamps, electronics, jewelry, nasty pill bottles, etc. ?The angle of the light and lens can be adjusted for precise illumination and viewing. You can move the lens back and forth to adjust the distance for a comfortable focal length range.