Feature: *1. Glasses can variable focus zoom. *2. Instantly control focus, be able to adjust the prescription and magnification in each eye independently. *3. Just turn the dial to adjust the lens. *4. Light in weight. *5. It is easy to use. *6. Convenient to carry. *7. Durable in use. *8. Use for reading and distance vision. *9. For computer, reading, watching TV, day or night driving, keep at desk, by work bench, use as back up spectacles. Specification: Material: AP Frame + PC Lenses Color: Black Frame Lens Diopter Range: -6.0 to +3.0 Diopters Frame Measurement: as shown in picture Centration Distance: 63mm Package included: 1 * Adjustable Strength Lens Reading Glasses 1 * Storage Bag 1 * English User Manual Precautions: 1. All pictures have been professionally corrected, but due to different ambient light and different display device settings, there may be some deviations in the pictures and items you see, please understand. 2. The data is measured manually, there may be some deviation, but it does not affect the use. Our products are made with the highest quality materials and are designed to provide you with the best possible user experience. We strive to ship out all orders within three days of purchase, and the estimated delivery time is 8-15 days. When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don't hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it