Features: brand new and high quality For dryness and rough patches that reoccur on your feet, Foot File gently & effectively buffs away your thick hard skin to reveal touchably soft, smooth feet. 2 Speeds Adjustable-Electric Foot Callus Remover has 2 speeds:1700x/min and 2000x/min.Lower speed to keep daily improvement and Protect your foot skin,Higher speed to Eliminate stubborn calluses and exfoliate. for Smart safety lock inside, once the force is too strong, it will be locked immediately.The electric callus remover will automatically stop working when there's a strong pressure to your skin, to aviod any damage to your healthy skin.Besides you can take off the roller for head and wash it after using, to clean it well for next use. USB rechargeable&LED Power Display & 180min Long Lasting: 1200mAh large capacity lithium built-in battery for 180 min working for time. Please use our USB cable charge callus remover only to avoid affecting the service life. 3 different roller heads for electric callus remover , they are fine roller for head, regular roller for head, coarse roller for head. Regular use of foot file can work to stimulate blood flow, prevent calluses and improve the skin's own repair processes.One of the most important is to have silky soft skin all the for time. Specifications: Material:ABS Size:Approx. 6.5x16.2cm/2.56x6.38in Color:Black/Blue/Golden/Pink Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1xElectric Foot File Package Contains: 1x Foot Grinding Machine (with Fine Grinding for Head), 1x Usb Charging Cable, 1x Cleaning Brush, 1x Coarse Sand for Head, 1x Sand for Head, 1x Neutral Specification 1x Neutral Box