Product Material: Environmentally Friendly ABS Plastic, Leather, Acrylic Optical Lens. Product Size: 81*46*18mm (folded), 133*46*18mm (open) Battery model: 3 LR44 button batteries 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. LED and UV Light: See objects clearly in the dark or in low light conditions with two LED lights; UV light work for detecting paper money, passports, credit cards and travelers checks etc. Durable and portable: 30x magnifying glass is made of scratch resistant acrylic lens and ABS, lightweight, portable, convenient to carry. Multifunctional Magnifier: The eye magnifier can be applied to detect cards, jewelry, diamonds, gems, coins, stamps, rocks, crystals. crafts and more, suitable for hobbyists, collectors and children. Quantity: 1 piece of portable magnifier with led; Slide to use and slide back when not in use; Requires 3 LR44 batteries as power source; Warm Notice: The image that the 8mm (90X) lens reflects is reversed. Shipping Quantity: One piece