1. The electric foot file is thoughtfully designed to meet various foot care needs. It uses Type - C fast charging, so there's no need to wait for a long time, and you can perform foot care at any time. 2. This foot file has a 6 - level adjustment function. You can flexibly select the appropriate level according to the thickness of the foot calluses and your personal tolerance, easily removing dead skin and calluses without damaging the foot skin. 3. It can not only grind foot calluses but also trim nails. Combining the functions of a foot file and a nail clipper, it provides a one - stop solution for your foot care, saving you time and energy. 4. Whether you are in Africa, Europe, South America, Southeast Asia, North America, Northeast Asia or the Middle East, you can use this foot file to enjoy a convenient and efficient foot care experience.