JARLINK 30X 60X Illuminated Jewelers Eye Loupe Magnifier, Foldable Jewelry Magnifier with Bright LED Light for Gems, Jewelry, Coins, Stamps, etc ?PRECISION INSTRUMENT? Designed for gems, jewelry, coins, stamps, rocks, watches, hobbies, antiques, models, photos industry, etc. This loupe makes it possible for you to distinguish and see objects clearly. | ?2 LENS LOUPES? Primary lens: 30x22mm, Supplementary lens: 60x12mm. The light switches sides for whichever lens you want to use. | ?BRIGHT LED LIGHT? The LED light is perfect for shining the right amount and angle of light for your use. Both sides are very clear and the lights work great. | ?DURABLE & LIGHTWEIGHT? Made from durable aluminum and plastic housing, small and lightweight. Come with a handy carrying cloth bag in the pack to keep magnifier safe and dust free. | ?FOLDABLE DESIGN?Foldable design makes it easy to be folded in your back pocket or carrying cloth bag when not needed. Applications: Ideal for industrial purpose, medical science, coins and stamp collectors, circuit board and printing industry, geography, education, gardening, house living and offices, etc. Specification: Battery Model: LR1130 (included) Volt: 1.5V Lens Diameter: 20mm and 10mm Product Size: 11.6cm x 3cm Pack Included: 1 * Pocket Magnifier 1 * Key 1 * Cloth Bag 1 * User Manual