2 Stage SharpeningThis electric sharpener sharpens knives in two stages, the first stage quickly and easily sharpens and restores edges and reshapes angles; the second stage accurately sharpens and polishes blades to complete the sharpening process. Note: Not applicable to serrated knives.15-Degree EdgesThis electric sharpener applies an ultra-sharp edge to 15-degree knives and easily converts 20-degree knives to a finer 15-degree edge for easier cutting.Using TipsInsert the dull knife diagonally into the sharpening port and pull it back evenly to the tip, please do not sharpen back and forth. After 30 seconds, you will get a sharp knife that cuts smoothly and saves you time in food preparation.In addition, this knife sharpener has a non-slip rubber pad on the bottom, not slippery.Home Professional Knife SharpenerThis pocket knife sharpener is designed for home and kitchen use, you can sharpen your dull knives and scissors in no time, giving you a good sharpening experience. This blade sharpener is more convenient and faster to use the knife sharpening tool, save your time for sharpening knives.Ergonomic Design & Non-Slip PadThis knife sharpeners for kitchen knives Use ergonomically designed handle, it can provide a comfortable grip and make knife sharpening easier and safer. In addition, this afilador de cuchillos has a non-slip rubber pad on the bottom, not slippery.