Features: Effortlessly remove stubborn calluses and dead skin with the electric callus remover featuring a 5500RPM high speed motor and double speed settings for customized foot care. Equipped with grinding heads and a 1200mAh USB rechargeable battery, this foot file delivers 150 minutes of continuous operation for thorough hard skin removal. Ideal for athletes, frequent walkers, or anyone seeking salon quality pedicures at home, especially those with dry heels or sensitive areas requiring gentle exfoliation. Transform your foot care routine during post shower, travel grooming, or weekly maintenance to maintain smooth, sandal ready feet year round. The detachable, waterproof design ensures hassle frees cleaning after use, while ergonomic ABS construction provides comfortable grip for precise callus control. Specifications: Component: ABS+Stainless Steel Charging Voltage: 5V Rating Voltage: 3.7V Rating Power: 2.5W Charging Current: 1A Battery Capacity: 1200mAh Size: Approx. 1.89x1.89x6.02inch(4.8x4.8x15.3cm) Package Includes: 1x Electric Foot Callus Remover note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color from the item.