A. This electric foot file is a practical item for foot care. It features an aluminum alloy shell design, with an exquisite appearance and is sturdy and durable, providing reliable protection for the product. B. It has powerful functions and can effectively remove dead skin from the feet. If you are troubled by foot calluses, it can easily help you solve the problem. Additionally, this foot file can also be used to file nails, achieving multi - use and bringing more convenience to your life. C. It has a nine - level adjustment function. You can flexibly choose the appropriate grinding gear according to your own needs and the actual condition of your feet, providing you with a personalized foot care experience. D. This foot file is powered by charging, which is convenient and environmentally friendly, breaking free from the limitations of traditional foot - grinding tools. It is also equipped with a display screen, making all operation data clear at a glance and allowing you to use it more smoothly. The product size is 18*10.8*3.8 cm, and it is small and portable. Whether you use it at home on a daily basis or carry it when traveling, it won't take up much space. It sells well in regions such as Africa, Europe, South America, Southeast Asia, North America, Northeast Asia, and the Middle East, and is well - liked by consumers. It is a good choice for your foot care.