Aomekie Magnifying Glasses with Light Zoom 10X 15X 20X 25X LED Illuminated Eye Loupe Headband Magnifier for Jeweler Repair Watch NOTE: This magnifier has a short focal length which means that you need to hold the object close to the lens. Professional magnifying glasses: widely used for inspection, watch & mechanical equipment repair and jewelry evaluation. NOT for reading.If you want long term watch, you can buy another magnifierASIN: B07FFWFHCW). 4 Pairs of replaceable lens included, with different magnifications (10X, 15X, 20X, 25X), can be interchanged quickly; Widely used for inspection, Too high magnification can NOT to read books Head mount magnifier: with glasses legs and headband included, it can be worn as glasses or mounted on head for hands-free use. Headband magnifier glass with light: built with LED light for use under low light or dark environment for an illuminated view. Batteries are included for direct use out of the package. Adjustable magnifying eyeglasses: adjustable distance between two eye patches; each eye patch is rotatable and can be flipped up for a normal view; no need to take off the glasses.