Welcome to our shop We are excited to introduce our Adjustable Speed Speed Controller, which allows you to easily set different speeds for your convenience. Whether you prefer a fast or slow speed, this controller is easy to use. Our product also comes with replaceable sandpaper discs. Each disc is designed for single-person use, ensuring cleanliness and efficiency. It effectively prevents the spread of foot bacteria, providing a hygienic experience. With its high power design, our product does not require batteries. Simply plug it directly into an outlet and turn on the switch to use it immediately. You won't have to worry about insufficient power supply while using it. Featuring a second-generation high-quality motor, our product offers twice the rotating speed compared to the first generation. This allows for quick and efficient removal of dry skin, such as dead skin and calluses. To enhance usability, our product also includes a unique anti-slip ring. This ring increases friction, making it easier to grip the machine and preventing it from falling off. It not only serves a practical function but also adds to the overall aesthetic appeal. Note: 1. Please allow small size error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. (Customer satisfaction is our top priority. If you find any product problems after receiving the goods, such as damage or incorrect quantity, please contact us immediately. We will try our best to provide you with satisfactory after sales service) Thank you for meeting me.I hope this helps you. Wish you a happy life.