Hand & Foot Micro-Power Buffer is an at-home device that may be used on the hands and feet to gently buff away calloused, hard, dry skin. Features: 2-speed micro-power buffer Rotates 360o up to 147 times per minute to gently and effectively remove hard and rough skin Safe alternative to metal scrapers Includes two pumice buffer heads Not water-resistant Operates on 2 AA batteries, not included