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: Magnifier Magnifying Glass Type: Portable Magnifying Glass Lens: Optical Lens Magnification: Main Mirror 10X, Sub Mirror 20X Lens Size: Primary Mirror 90Mm, Secondary Mirror 20Mm Battery: 2 Aa Battery (For Express Delivery Safety, This Product May Not Contain Battery, Please Know) Light Source: 12 Energy-Efficient Led s Main Uses: Reading, Identification, Etc. Net Weight: About 265 Grams This Product Only Sells Magnifier, and the Image Does Not Contain Other Products.Size: 240 110 14Mm. Material: Comfortable Aluminum Handle Optical Glass Lens. 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. Scope of Application: Student Field Trip, Jewelry Identification, Inspection and Maintenance, On-Site Observation, Suitable for Children, Elderly, Amateurs and Professionals. Features: Built-In 12 Led Lights, Providing Bright Sight at Night, Detachable Handle, Easy to Carry, Lens, Transparent Imaging, Clear and Sharp, No Deformation.