3x magnificationDesktop magnifying glass lens has high transparency, low dispersion coefficient, good image clarity, and provides 3x magnification. The A4 size rectangular magnifying glass gives you a wide field of view, ideal for reading full pagesand large films. There is no need to worry about eye strain when reading these small print. 4 LED LightsBuilt-in 4 LED lights provide enough brightness for easy reading or observation lighting. Don't worry about the problem that the light is too dark to see clearly. It's very easy to turn it on or off with a switch. It is powered by 2 AAAbatteries (not included) and can last a long time. Hands-free functionThe magnifying glass can be hung around the neck by the neck rope, and it can also flip four legs to stand on whatever you are using. The design of freeing hands can bring you great convenience. [Portable size] The measured folding size is 270*205*18mm/10.6*8.7*0.7 inches. The magnifying glass bracket is made of ABS material, and the lens is made of PVC material. 300 grams weight. Foldable design, space saving, moderate size and light weight,you can put it in handbags, briefcases, backpacks and take it with you wherever you go. Wide UseReading magnifier improves the vision of small, close-up things. Perfect for collectors to scrutinize maps, circuit boards, jewelry, medicine bottles, hobbies and crafts, signs, stamps, magazines, maps, electronics, miniatures, coins and more,see details in books, newspapers.