✔1.6X Magnification: 1.6X Magnification eyewear can instantly enlarge objects with no distortion, give you a clear and detailed vision, allow you reading prescription bottles, small prints, threading a needle etc. ✔Bright LED Light: Equipped with LED lights on each side of the frame, providing a bright lighting, can help the old people up and down the stairs at night as well as exquisite DIY work. ✔USB Rechargeable: This magnification glasses comes with a universal USB type connector, you can charge it on your computer or USB power adapter (not included). ✔Finding the Focal Length: Please keep an object 12-16 inch away from LED magnifying glasses before you use magnifying glasses, and adjust until object is in focus.