1.Adopt 8 annular high brightness LED with soft & bright light and can alleviate visual fatigue.2.It can be connected to an external power source or a battery.3.Folded handheld and unfolded hand-free 2-in-1 magnifier with 75mm lens for 5X magnification & 19mm lens for 11X 4.magnification.5.Suitable for reading books/magazines/newspapers/maps, reading the fine prints, nature exploration, coins & stamps collection, etc.6.Best gifts for seniors, kids and grandparents, foldable to stand up on desk & perfect for long time reading.7.Widely used in offices, medicine, military affairs, outdoor operation, archaeology, mineral prospecting, antiques appreciation, or people who needs to observe small objects, such as small electronics, coin and stamp.etc.SpecificationsMain Color: WhiteMaterial: ABS Plastic Lens Material: Acrylic Optical GlassLens Diameter: 75mm, 19mm Lens Magnification: 5X(75mm), 11X(19mm)Focal Length: 5X(100mm), 11X(45mm)LED Light Number: 8pcsIllumination: 8 White LED Light Brightness: Two Kinds AdjustablePower: External Power or 3 * AAA 1.5V Battery (Not Included)External Power Supply: USB DC 5VFolding Size: 193 * 90 * 26mm / 7.6 * 3.5 * 1.0in Unfolded Size: 170 * 90 * 180m / 6.7 * 3.5 * 7.1inItem Weight: 114g / 4.0oz Package Size: 20 * 9.5 * 3.2cm / 7.9 * 3.7 * 1.3in Package Weight: 153gpackage list1 * Magnifier1 * USB Cable1 * Wipe cloth1 * User Manual (English & Chinese)1 * Box