3 Different Magnifications: 3 LED magnifiers are included, 30X, 60X and 90X, the corresponding lens diameter is 25mm, 12mm and 8mm, jeweler magnifier for jewelry, diamonds, gemstones, coins , stamps, rocks Warm notice: the dimension of the magnifier is 8.1 x 4.6 x 1.8cm, please make sure the size before you buy LED and UV light: see objects clearly in the dark or in low light conditions with two LED lights Works under UV light to detect paper money, passports, credit cards and travelers checks etc. Durable and portable: 30x magnifying glass is made of weather resistant acrylic lens scratches and ABS, lightweight, portable, convenient to carry Multi-functional magnifier: the eye magnifier can be applied to detect cards, jewelry, diamonds, gems, coins, stamps, rocks, crafts and more, suitable for hobbyists, collectors and kids Quantity: 1 piece of handheld magnifying glass with led Slide to use and slide back when not in use Requires 3 LR44 batteries as power source (batteries are included) Warm notice: The image that the 8mm (90X) lens reflects is reversed