· Easy To Use, Professional Pedicure at the Touch of a Button · Battery Operated. Includes 2 “AA” Batteries, 1 Roller and Express Pedi Foot Smoother · Antimicrobial Treatment Destroys 99.9-Percent of Bacteria on the Roller · Safer, More Effective than Sharp Metal Hard Skin Removers, From The Most Trusted Brand in Foot Care · Advanced Spin Technology, Rotating System Gently Removes Rough Skin, Corns and Calluses for Smooth Results