This is a very practical magnifying glass with super sharpness. It can expand the beautiful printing of jewelry, maps, newspapers, catalogs, legal documents, coins, stamps, antiques, etc. Lightweight weight fits easily into your pocket, allowing you to zoom in on your world anytime, anywhere! APPLICATION Suitable for machining, electronic repair, jewelry identification, watches, watch repair and micro engraving, ideal for collectibles, circuits, jewelry and watch inspection, medicine, education, geography, etc. SPECIFICATION - Material: plastic, acrylic optical lens - Lens size: 15mm - Battery: 3 LR1130 (included) - Magnification: 20x - Light source: 2 LEDs - Product net weight: 34g PACKAGE CONTENTS 1 x magnifying glass NOTE Do not expose it to direct sunlight to prevent fire. Make sure not to look at the sun with a magnifying glass[AFTER-SALES SERVICE]: If you are not completely satisfied, please contact us, we will answer your questions within 24 hours, we intend to provide the best customer service on , please rest assured to buy. [HANDS-FREE HEADSET MAGNIFIER]: Comfortable glasses frame with rubber nose pad, hands-free during work, ABS plastic metal frame, optical lens, foldable and compact, easy to carry very light quality, you will not feel Burden or discomfort. [2 ENERGY-SAVING LEDS]: The magnifier also has a 2-LED light that adjusts the angle to accurately illuminate your work area. This magnifier can be used as a spotlight at night, improving the display day and night for hours - powered by 3 LR1130 coin cell batteries. [ADJUSTABLE]: The lens can be adjusted by 180 . This glasses magnifier can be adjusted independently. The distance between the glass and the object should be close enough to make the image clear. If you use the magnifying glass for a long time, you can use two eyes. Replace, eliminate fatigue. [MATERIALS]: 20X magnifier is made of ABS material, which is very suitable for field work, jewelry marking, electronic maintenance, model making, watch and micro-carving repair, coin collection stamping, craftsman, etc., only objects around 1-2CM Use within range.