【Size & 5X 11x Magnification】: 193 x 90 x 26mm; Lens diameter: 75mm, 19mm; Magnification: 5X (large lens); 11X (small lens); Material = ABS, acrylic optical lens. Superb 5X (500%) and 11X (1100%) magnification effect for more detailed tasks. Whether you're using books, newspapers, maps, stamps, or jewelry, you can get accurate views at 5x magnification with our professional-quality, distortion-free lenses. 【With Foldable Stand, Height Adjustable】: Compact and stylish design, portable weight, easy to use, 3 movable joints ensure the stand can be stretched to any height when needed when used as a table magnifier. With a comfortable ergonomic handle suitable for children, adults, seniors, amateurs, and professionals. 【Illumination】: 8 LED lights ensure an evenly lit viewing area. (3 AAA batteries not included) for grinding, welding, and cutting, great leather quality. The brightness can be adjusted to make the working environment more comfortable, improve work efficiency, effectively protect eyesight, and avoid visual fatigue. 【USB and Battery Powered】 - You can connect your computer, laptop, or mobile power (without USB charger) via USB cable. It can also be powered by 3 AAA batteries (battery not included). 【Pocket or Table Magnifier】: The magnifying glass can be used as a table magnifier by extending the stand and placing it on the table. It can also be folded up as a handheld magnifying glass for a wider range of uses.