General description POCKET MAGNIFIERS for jewelry authentication. This LED Illuminated Loupe is perfect for examining gems, jewelry, rocks, stamps, coins, watches, hobbies, antiques, models, and the photo industry. It features a super bright LED light for clear visibility in low-light conditions. Technical specifications Main lens: 30x22mm Additional lens: 60x12mm Dimensions: approximately 45x35x20mm Color: black Net weight: 83g Illumination: LED Power supply: 3 x LR1130 batteries (included) Usage Ideal for identifying small marks on jewelry Convenient for use in various fields such as industrial, PCB and printing, medicine, coins and stamps, jewelry appraisal, education, and geography Other information Lightweight and portable, made of sturdy aluminum and plastic housing Includes a small case for protection Easy to use with a foldable design Small metal loops allow for keychain or necklace attachment LED light enables use in dark environments