Size and 5X 11x Magnification: 193 x 90 x 26mm; Diameter = 75mm; Magnification: 5X (large lens); 11X (small lens); Material = ABS, acrylic optical lens. Superb power of 5X (500) and 11X (1100%) magnification for larger tasks_x000D_ detailed _x000D_ With foldable stand, height adjustable: Compact and stylish design, portable weight, easy to use, 3 movable joints ensure that the stand can be stretched to any height as you need when used as magnifying glass_x000D_ Office. With a comfortable ergonomic handle suitable for children, adults, seniors, amateurs and professionals. _x000D_ Bright LED Lights - 8 powerful energy-saving LED lights to easily illuminate everything with a magnifying glass at night or in the dark. The brightness can be adjusted to make the working environment more comfortable, improve_x000D_ work efficiency, effectively protect vision and prevent visual fatigue. _x000D_ USB and Battery Power - 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). _x000D_ High Quality Lens - The lens of the magnifying glass is strengthened and has a hardness up to 5 hours, which is more resistant to wear and tear. Provides clearer imaging magnification. There is also a lens cloth in the package which allows you_x000D_ wiping down the lens to give you a more professional, warp-free lens.