Full body foot washing electric foot grinder foot exfoliating machine full automatic calluses pedicure tool 3 roller heads - we have 1 thin roller head, 1 conventional roller head and 1 thick roller head. Meet all your needs to remove calluses. The refillable thick roller head can rotate 360 degrees to quickly obtain the effect on the thick calluses. The electric cocoon remover set allows you to enjoy spa like foot care in a comfortable home. If you want to purchase additional wheel heads or USB cables, please click this link. Risk free try - if you have any questions about our products, please feel free to let us know. You have no risk of trying. 2 speeds at one button - 1700x / min at low speed and 2000x / min at high speed. Low speed is suitable for hand calluses and more delicate skin care. High speed is suitable for stubborn thick calluses and dead skin. You are free to choose the speed you want! LCD digital battery display - you can view the remaining power And when to charge. 1200mAh high-capacity battery, which can be used for 120 minutes when fully charged. Say goodbye to AA battery! Waterproof design - ipx7 waterproof. It can be washed under running water or immersed in water, but we recommend not to immerse in water often to prevent any problems.