Introducing our Electric Foot Cocoon Remover, designed for strong and safe foot care with adjustable speed settings. Choose between two speeds: low at 1700 RPM and high at 2000 RPM. The device features an automatic shut-off function to prevent damage to your feet when excessive pressure is applied, ensuring healthy skin with every use. Equipped with an LED power display and a long-lasting rechargeable 1200mAh lithium battery, this foot file offers overcharge protection and a 5-level battery indicator. Easily monitor your battery life and know when to recharge. With a USB charging time of just 4-5 hours, enjoy up to 120 minutes of continuous use. For optimal performance, use a charging voltage of 5V/1A to extend the device's lifespan. Our Electric Foot File is designed with a waterproof feature, allowing for easy cleaning under running water. Suitable for both wet and dry use, it effectively combats bacteria and promotes foot health. The device comes with three interchangeable quartz sand grinding heads: a coarse head for stubborn dead skin, a medium head for rough patches, and a fine head for daily maintenance. Select the appropriate grinding head based on your skin type to achieve delicate, smooth feet. For any inquiries, feel free to reach out to us!