Size and 5X 11x Magnification: 193 x 90 x 26 mm; Diameter = 75 mm; Magnification: 5X (big lens); 11 X (small lens); Material = ABS, acrylic optical lens. Superb power of 5X (500) and 11X (1100%) magnification for more detailed tasks With foldable stand, adjustable in height: 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 a desktop magnifier. With a comfortable ergonomic handle suitable for children, adults, seniors, hobbyists and professionals. Bright LED Lights - 8 powerful energy-saving LED lights to easily illuminate everything with a magnifying glass at night or in the room. 'darkness. The brightness can be adjusted to make the working environment more comfortable, improve work efficiency, effectively protect vision and prevent eye strain. USB and Battery Power - You can connect your computer, laptop or mobile power supply (without USB charger) via USB cable. It can also be powered by 3 x AAA batteries (battery not included). High Quality Lens - Magnifier lens is reinforced and has hardness up to 5 hours, which is more resistant to l 'wear. Provides clearer imaging magnification. There is also a lens cloth in the package which allows you to wipe the lens to give you a more professional warping-free lens. [Product material] ABS plastic, double acrylic optical lens [ Product weight] 120 grams (net product weight), 170 grams (including packaging) Product size: 193 * 90 * 26mm [Package size]: 200 * 96 * 32mm [Product magnification]: 5 times (large lens), 11 times (small lens) [Lens diameter]: 75mm (large lens), 19mm (small lens) [Power supply model]: 1. Three AAA batteries, 2. External USB power supply Light source: Eight LED lights Quantity: 1 piece Note: this does not include other things, the color is based on the first picture, and other pictures only show the effect Due to the differences between different monitors, the picture may not reflect the actual color of the item. Due to manual measurement. Please allow deviation. Thank you!