Your Satisfaction is Our Greatest Pursuit. If You Have Any Questions, Please Feel Free to Contact Us, We Will Reply to You Within 24 Hours. Product Name: Handheld Magnifier Packaging Materials: Abs Environmentally Friendly Plastic, Acrylic Optical Lens Weight: Gw: 56G Product Size: 120 34 30 (Mm) Lens Size: 20Mm Product Magnification: 40X Lighting Function: White Led Lights (2) Battery Model: 3 Size Aaa Batteries (To Ensure the Safety of Express Delivery, the Product Does Not Have a Battery, Please Understand) This Product Only Sells Magnifier, and the Image Does Not Contain Other Products.Scope: Reading Books, Reading Newspapers, Magazines, Student Field Trips, Jewelry Identification, Inspection and Maintenance, Field Observation, Viewing Stamps, Medicine Bottles, Hobbies and Collections. Lens: Hd Optical Lens, Scratch Resistant, Clear Image. Function: Professional Optical Lens, High Light Transmittance, High Refractive Index, Stable Physical and Chemical Properties, Small Dispersion Coefficient, No Distortion in Imaging, for the Eyes. Advantage:Can Be Carried with You, Walking Magnifying Glass, Small Size, Easy to Store, Convenient for You to Use and Store. Ultra-Light Handle:Ergonomic Handle, Light Weight, Non-Slip, Comfortable Grip, Long-Term Use, Not Easy to Fatigue, You Will Like It.