An electric knife sharpener is a device designed to sharpen kitchen knives quickly and efficiently. It uses electric power to rotate grinding wheels, which sharpen the blade's edge. This tool is user-friendly, making it suitable for both professional chefs and home cooks. Most electric knife sharpeners have multiple stages for different sharpening needs, including coarse and fine settings. They can accommodate various knife types, including chef's knives, paring knives, and even some serrated knives. Regular use of an electric knife sharpener helps maintain the sharpness of knives, ensuring safer and more effective cutting.