?Tips: Due to manual measurement, there may be some errors, please allow 1-3cm difference, thank you. Because the spotlight and different people have different understandings of color, there may be a certain color, but within a reasonable range, please choose carefully. If you need other styles, please contact me, our store has a variety of styles and colors, you can view my store. We believe that we can meet your needs with high quality products. If you find any problems with our products, please feel free to contact us by email to resolve the issue. Welcome your sharing and feedback so that we can provide you with better products and services.Continuous long-time work: Built-in super large capacity rechargeable lithium battery, charging time is about 6 hours, and can work continuously for 2 to 3 hours! (Pay attention to rest, take good care of your eyes, and do not read for a long time!. Support external memory card: external memory card (32G can be supported) Note: You can't take pictures without a memory card! Generally speaking, a 4GB memory card is sufficient for taking pictures and can store a large number of photos taken by this machine. Packing list: host×1, bracket×1, charger×1, data line X1, AV line X1, manual×1, cleaning cloth×1, dust bag×1, color packing box×1. 3 color modes: The color increase mode is used by people with poor sensitivity and color weakness, which can enhance the contrast with the color sensitivity, so that the reading is clearer, and it is not easy to cause visual fatigue!. Widely Used: Ideal eyesight aid for reading books, magazine, newspaper, bills, menus or anything with small print, it will be the best gift for your parents, seniors or the people with high myopia.