Features 1. Easy removal of calluses: Compared to the classic "file", the electric calluses remover is very gentle and can help you restore soft and smooth feet in a short time without pain. It is also very useful for people with osteoarthritis, as there is no need to use these manual files with effort. 2. Retrieve the beauty lost in your feet: the coarse ones are used to remove hard calluses, and the fine ones are used for daily care, allowing you to achieve the excellent effect of smooth feet! Recommended to all those who enjoy clean feet. 3. Perfect foot repair anytime, anywhere. The USB rechargeable callus remover is equipped with a large capacity lithium battery and battery display function. It's like a professional pedicure, but it can be done at home, taking a shower, or even while traveling. Attention: The charging port is not waterproof. 4. Give your feet a moment of happiness: First, take a hot foot bath for at least 10 minutes, dry thoroughly, then choose the appropriate roller and speed (low/high) to start smoothing, and then wet your feet with appropriate foot cream. 5. Exclusive Foot Care Gift: This electric foot file is the ideal solution. A professional gift that can help you, your family, and friends achieve beautiful feet. Specification Charging time: 3.5 hours Millimeter Ampere Lithium Battery: 1200mAh Function: Power digital display/waterproof/dual speed control Usage time: 420 minutes (idle) Body power: 3W Charging method: dual-purpose charging and plugging Material: ABS Color: White Size: 19.5 x 14 x 5.5 cm Weight: 293 g Package Include: 1x Foot Grinder Body 1x USB charging cable 1x cleaning brush 1x coarse sand head 1x fine sand head 1x neutral instruction manual 1x neutral packaging box