This high-end electric knife sharpener from KitchenIQ (formerly Edgeware) offers more than 2 angles and easily adjusts from 10° to 30° per side of the knife. The knife sharpener offers both diamond and ceramic interlocking wheels and sharpens Asian, straight, and serrated knives. The electric knife sharpener provides the correct sharpening angle to match the original angle. This easy-to-use electric knife sharpener is extremely versatile and sharpens virtually every knife to the original factory quality edge.