LED Illuminated 30x Jewelry Magnifier with UV Light Adjustable Focal Length for Gem Coin Reading 30X magnification: 30X magnification glass lens meets daily observation of general items, it has a 1.08 inch diameter large lens, fast and convenient, the distinctive double-layer lens provides clear imaging and good light transmission Durable material: our magnifying glass shell is made of quality ABS material, sturdy and durable, the lens is made of glass, clear magnification effect, long time for you to use; The surface is refined, the overall comfortable and natural 3 LED and 3 UV lights: this magnifier with 3 LED lights and 3 UV lights, LED lights are suitable for using in the dark or seeing the detail clearly, UV lights can check items or see colorful items; Just press the red button on side and you can turn onthe 3 white lights, press the second time to turn on the 3 UV lights, press the third time to turn off the light Adjustable focal height: the adjustable focal length magnifier is fixed, but you can still adjust the focus to see the three-dimensional objects more clearly; You can adjust the focal length until the protruding part is clearly visible, and there are2 sizes (0.5 mm, 1/16 inch) on base for measuring items, the scale bottom is removable, so you can remove it for better and soon observation Multiple ways to use: you will get 1 piece of loupe magnifier in our package, they can be applied for gems, jewelry, coins, stamps, watches, hobbies, models and observing other items you want