SUPERIOR HARD SKIN REMOVAL: Dr. Scholl’s Pedi Perfect Electric Foot File gently buffs away hard, rough, and dry skin to reveal soft, beautiful feet. Enjoy smoother heels and soles that look and feel renewed after every use NANOTECH ROLLER HEADS: Innovative textured rollers with multi-directional micro-grinding points effectively file and smooth callused skin at the same time, with an ultra roller head that removes the hardest skin, a fine roller head that smoothes and polishes, and leaves feet feeling beautifully smooth 90-MINUTE RUN TIME & RECHARGEABLE: Long-lasting rechargeable battery delivers up to 90 minutes of continuous use on a single charge with an easy-to-read LED battery indicator for reliable performance whenever you need it POWERFUL DUAL-SPEED MOTOR: Adjustable motor with two speed settings lets you tailor your treatment to your needs, providing gentle smoothing or a more intense exfoliation to help restore soft, beautiful feet, with Pressure Lock Technology for safe dead-skin removal WATERPROOF, AND EASY TO USE: Patent-pending dust catcher prevents mess while the waterproof design allows safe use on wet or dry skin, with an ergonomic soft-grip handle that ensures comfort and control during use