Features:1. Callus remover with collection container: It can absorb 98% of the powder produced during use.2. Efficient pedicure tool: The micro-grinding head rotates at a speed of 2200 rpm to provide high performance and maximum comfort. It can instantly remove dryness, dead skin and unpleasant calluses on heels, soles, toes and hands.3. 2 interchangeable heads of different thicknesses: This foot grinder comes with two grinding discs of different thicknesses. According to the hardness, these 2 replacement parts are perfectly suitable for the needs of your foot. The device will grind calluses instead of cutting them. 4. Rechargeable battery: This device is wireless and includes a battery. USB charging can save battery consumption.5. Meet different needs: Suitable for people with sensitive skin and calluses. In addition, the callus remover contains not only batteries, but also polishing heads.Descriptions:Product size: 1.5*13cmRated power: 3WCharging indicator light: redRated voltage: 2.4VCharging time: 1.5HCharging method: USB interfacePackage included:1 Set*Electric Foot Grinder