Emoji Nano Micro-Pedi Portable Pedicure NWT Batteries not included. New in box, never used Emjoi's Micro-Pedi Foot Buffer is the world’s best-selling pedicure kit. Ground-breaking device uses micro-mineral rollers spin at 360 degrees, up to 47 times per second to gently and effectively remove hard and rough skin *Gently and effectively buffs away dead, calloused, hard and dry skin in seconds *Unique roller with micro mineral particles pulverizes dead skin in an instant *Safer and more effective than metal scrapers, which uses blades to cut the skin 090824