Sharp as New - A good chef can't manage without a sharp kitchen knife. The angle formed by the white corundum wheels and the blade grooves will rebuild your dull blade to the sharpest status. Works on stainless steel kitchen knives but not ceramic and serrated knives.Save Your Time - A little body offers immense power, which can save more time than a sharpening stone. In only 30 seconds, your knives will be as sharp as new. Meanwhile, the 14-watt motor can save a lot of energy as opposed to other electric knife sharpeners.Lasting Working - The 14 watts DC motor creates a stable working status that can run continuously for over 1 hour, allowing you to sharpen all your knives at once.Safe & Easy to Use - Simply insert your dull blade in the sharpening slot and pull it in the right direction, enjoying razor-sharpness in just a few seconds. The metal dust collection box and suckers at the bottom of the device ensure easy cleaning and stable running.Compact Design - Its compact body is easy to store in your kitchen — it doesn’t require much space, even in a crowded kitchen. Every inch of space in the entire product is maximized. We believe it will be your ideal sharpener choice.Global Voltage Design - Northmas S101 Electric Knife Sharpener can work for 110-240V which is suitable for customers all over the world.