Product description Material: ABS + PC Color: white + black Quantity: 1 piece Package content: 1 piece * Electric foot grinder 1. 3 interchangeable grinding heads 3 grinding heads are made of high-quality quartz micro-mineral crystals and have different thicknesses (coarse grinding head for stubborn calluses, medium-coarse grinding head for rough, dead skin, fine grinding head for daily skin care). You can choose the appropriate replacement head depending on the hardness of your callus 2. 2 speeds with one button The electronic callus rasp has a powerful motor with high torque. You can easily switch it to 2 speeds. Low speed is suitable for mild dead skin or sensitive skin care. High speed is suitable for stubborn thick calluses or deep cleaning. Professional equipment helps keep your heels and feet soft, smooth and healthy 3. Vacuum suction and heat dissipation Unlike the traditional roller style, our new callus remover is equipped with a rotating planetary gear, which can grind calluses on larger areas more efficiently. A specially designed vacuum function can suck up small skin calluses and prevent them from flying around. The holes in the grinding heads also contribute to heat dissipation and ensure that the devices do not burn out from the heat generated during operation 4. USB charging and LCD display The LCD display on the housing of the electric corneal rasp allows you to see the remaining battery level accurately. Thanks to the wireless design, you can use the electric callus remover on the go 5. IPX7 Waterproof and easy to clean High water resistance, you can enjoy a comfortable massage even in the bathroom. All parts of the foot care device can be rinsed under running water. The included removal tool and cleaning brush help you easily disassemble the grinding heads and remove the collected residues to ensure you have a hygienic and comfortable experience