How is This Magnifying Glass? Perfect for the Elderly, Young and Amblyopic Great Magnifier for Seniors, Children and Those Who Have Low or Impaired Vision of Most Types. It's Excellent for Reading Books, Newspapers, Magazines, Maps, User Instructions, Etc and Other Close Works, Such As , Watchmaking, Handcraft and Exploring. Color: Black White Grey White Red White Red Material: Abs, Acrylic Optical Lens Dimension: 93 67 35Mm Magnification: 3X Light Source: 9 Led Lights Lens Size: 52 47Mm Battery: 3 Aaa Batteries (Not Included) Package List: 1 Magnifier Lamp, 1 User Manual Notes: 1. Please Allowed 1-3Mm Differences Due to Manual Measurement, Thank You for Your Understanding. 2. Due to the Difference between Different Monitors,Clear Distortion-Free Magnifying Lens. High-Precision Glass Lens Brings Subtle Details. the Shatter Resistant Lens with No Smeaand Bluron the Images. Material: Optical Lens, Scratch-Resistant, Abrasion-Resistant. Satisfaction Goal: Our Goal is to Provide Creative, Innovative Products So That Everyone Can Have Quality, High-End Enjoyment. We Are Committed to Making Sure You Love Your Purchase, So If for Any Reason You Are Not Satisfied, Please Contact Us and We Will Make Things Right. Scope of Application: Student Field Trip, Identification, Inspection and Maintenance, On-Site Observation, Suitable for Children, Adults, Seniors, Amateurs and Professionals.