: Handheld magnifying glassMaterial: optical lensLens diameter: the main 65mm, auxiliary 20mmMagnification: 4 times the primary , auxiliary 8 timesBattery: 2 batteriesWeight: 70 gramsAfter-sales service- If you have any questions about the product, please contact us, we will reply you in time and provide you with a satisfactory solution ★Optical glass lens, impact resistant, not brittle. ★ high-definition zoom, the image is clear and bright. ★plastic frame protects the lens and is . ★The lights are lit at night, the lights are soft and the support is good. ★Suitable for viewing books, newspapers, magazines, maps, electronics, thumbnails, jewelry, pill bottles and crafts details. Loose Reading The magnifying lens is perfect for student field survey, jewelry identification, office, printing and manufacturing, elderly reading, antique appreciation ASIN B0H7RCFC12 Color E Brand Name MVNOIRE Manufacturer MVNOIRE Model Number MVNOIRE Lens Material Acrylic Number of Items 1 Magnification Strength 1 diopters Manufacturer Part Number MVNOIRE