Size and Magnification: 193 x 90 x 26mm; Diameter = 75mm; Magnification: 5X (large objective); 11X (small lens); Material: ABS, acrylic optical lens. Offers 5X and 11X magnification for detailed tasks. With foldable stand and height adjustment: Compact and elegant design, lightweight and portable, easy to use. Three-joint movable stand allows extension to any desired height when used as a desktop magnifier. Features a comfortable ergonomic handle suitable for children, adults, seniors, amateurs, and professionals. Bright LED lights: Equipped with 8 energy-saving LED lights to illuminate objects clearly, even in low-light conditions or at night. Adjustable brightness helps create a comfortable working environment, improves efficiency, and helps protect vision. Power options: Can be powered via USB connection to a computer, laptop, or mobile power bank (USB cable included, charger not included). Also compatible with 3 AAA batteries (batteries not included).