specification: Item Type: Electric Foot Callus Remover_x000D_Built In Battery: Lithium Battery 600mAh_x000D_Charging Time: 1 Hour_x000D_Discharge Time: 1 Hour Features: 1Comfortable Handle: Foot scrubber with ergonomic handle design, comfortable to hold, and not tired after long term use. 2Good Results: You can easily remove dead skin and crusty skin in a few minutes to create beautiful, elegant and sexy feet. 3Replaceable Grinding Head: You can choose the right grinding head according to skin care to restore the delicate and smooth skin of your feet. 4Protect Health Of Your Feet: Pedicure tools can effectively solve the problem of bacteria breeding in the crevices and protect your feet health. 5Two Gears Adjustment: Adjust gear position through button slow and high speed to solve calluses that are difficult to remove on the feet. PackageList: 1 x Foot Sharpener (With Dust Cover) 1 x Manual 1 x USB Line 1 x Grinding Head 1 x Cleaning Brush