How to Disassemble and Clean the Roller Head · Step 1: Turn off the power. Then use a brush to clean the surface of the roller head. · Step 2: Press the button next to it to remove the roller head. · Step 3: Rinse the removed roller head with running water, and then wipe it dry with a clean cloth. · Step 4: Reinstall the clean roller head on the callus remover. Then put it away or continue to use it. | Wonderful gift for someone you love! Perfect size and lightweight, you can take it wherever you go; great for travel and daily life. Give it to your loved ones on Thanksgiving, Christmas, Birthdays, Mother's Day, Fathers Day, and Anniversaries. Good artistry ensures a smooth edge and good texture, a nice gift for your family, wife, and friends. | Equipped with Light & LED Battery Capacity Display Two Speed Adjustments: 1700x/min at low speed and 2000x/min at high speed. Equipped with Light: The equipment is light so that it can be used even in dark places, do not worry about insufficient light; LED Battery Capacity Display: LED display Power status display. You can quickly see how much battery is left and when to charge. | Three Different Rollers Fine Roller Head: Helps to get rid of daily foot skin care to make your feet smoother and softer. Regular Roller Head: Helps to fight gnarly calluses on feet and dead, dry skin. Coarse Roller Head: Helps to get rid of thick and stubborn dead skin and stubborn eliminates rough, rugged, dry skin and cracked heels, and calloused feet |