Description: LED Power Display Rechargeable Electric Foot File --- The callus remover can work for 150 minutes while charging for about 2-2.5 hours. With the LED display function,you can see how much battery left and when to charge the foot scraper. 3 Replace Grinding Head --- The feet hard skin remover has 3 different quartz sand grinding heads: The rough grinding head is for removing stubborn horny dead skin , the medium grinding head is for rough dead skin, the fine grinding head is for daily care. This pedicure set pampers your feet with spa-like pedicure in the comfort of your home, ideal for for men women who looking for safe and professional removal of dead skin at home. Easy to Use --- With 2 speeds adjustable, 1900rpm and 2200rpm, powerful and convenient. Low speed is suitable for mild dead skin or sensitive skin care. High speed is suitable for stubborn thick callus or deep cleansing. Professional equipment will help keep your heels and feet soft, smooth, and healthy vacuum function --- With a rotating planetary gear, it can grind calluses more effectively in larger areas. A specially designed vacuum function can suck in tiny skin calluses and keep them from flying around. The holes in the grinding heads also help dissipate heat and ensure that the devices are not burned out by the heat generated during work. IPX7 Waterproof --- with IPX7 waterproof design, the pedicure tools can be rinsed under running water. This electric foot files for hard skin is suitable for wet and dry use, and the foot file will protect your foot health. Please dry your feet before use for better results. (NOTE: Do not soak it in water for a long time.) Portable --- This dead skin remover for feet is small, which is convenient to carry to everywhere. Electric foot grinder would effectively solves the problem of bacteria growing on the gaps and protects your foot health. A special gift for your family and friends. If any problems, please kindly contact us and we will provide you with satisfactory after-sales service! Specifications: Color: As shown Material: ABS Grinding Heads: 3 Different Grinding Heads (coarse grinding head/ medium grinding head/ fine grinding head) Power: 6W Battery Capacity: 1200mAh Charging Time: 2-2.5 hours Usage Time: 100-150 minutes High Speed: 2200 rpm Low Speed: 1900 rpm Package included: 1 x Electric Callus Remover 3 x Grinding Heads(Coarse/medium/fine) 1 x Grinding Head Clip 1 x Protective Cover 1 x Cleaning Brush 1 x USB Cable 1 x User Manual