The Pedicure Machine Callus Remover by RESUXI (Model MT-510) is a rechargeable device engineered to efficiently eliminate dead skin, calluses, and keratin. Powered by a 1200 mAh lithium battery, it offers up to 100 minutes of continuous use after a 2.5-hour USB charge, compatible with car chargers, computers, and power banks. Operating at motor speeds up to 13,500 RPM, it features two gear settings (1,700 RPM slow and 2,200 RPM fast) for precise control. Built-in vacuum suction collects debris during use. The device is waterproof, allowing easy cleaning of the detachable head and the entire unit under running water without prolonged soaking.