Describe:Callus Remover Pedicure ToolProduct material: ABS + grinding wheel head (coarse (black) and fine (gray) each one)Foot grinding mode: 2 types (fast, slow)Voltage, power, battery capacity: 3.7V/2W/500mAhWeight of a single product: 179g (including accessories, color box, and blister lining)Features: Safely removes calluses and dry cracked skin.The pad includes 2 roller heads: a fine roller for polishing and daily care, and a coarse roller to soften stubborn calluses and dead skin.The Perfect Pad comes with 1 handle, 2 reel heads, and a USB charging cable that works with any wall adapter (wall adapter not included).Power Source: BatteryRechargeable and water resistant: The pad has two speeds (low and high) for easy or more powerful maintenanceEasy to use on both feet, front to back, heels, toes, sides and balls of feet. Ergonomic wand design for a more natural back and forth movementComment:1. Manual measurement tolerance is 2-5g. Please don't mind your substitutions.2. Due to the difference between different monitors, the image may not reflect the actual color of the item. thank you very much!3. SKU color is the color of product packagingPackage Included:Foot grinder*1grinding head*2Data cable*1Manual*1