1. Powerful, safe electric foot file with high speed. If the pressure is too strong, it automatically stops and prevents damage to healthy skin. 2. LED power display and rechargeable, durable The high-quality, large-capacity lithium battery has overcharge protection and battery display function. You can see how much battery is left and when it needs to be charged. USB charging time. Note: Use charging voltage: to avoid overvoltage affecting the lifespan. 3. Waterproof The electric foot file is waterproof, the entire body can be rinsed under running water. You can wash it and keep it clean after use. It is suitable for wet and dry use. The electric foot scraper effectively solves the problem of bacterial growth in the crevices and protects the health of your feet. 4. Change grinding head The foot file has 3 different quartz sand grinding heads, coarse grinding head can remove stubborn calluses, medium grinding head can remove rough dead skin, fine grinding head for daily care. You can choose a suitable grinding head depending on the skin you need to care for, so that your feet can restore delicate and smooth skin. 5. This is the best gift for everyone you love and helps get rid of dead and hard cracked skin on the feet. Keep the skin on your feet.