KAI (KAI) SELECT100 One Stroke Sharpener. An electric sharpener that quickly restores sharpness to your knives with just one stroke. Sharpens well in one stroke, making it easy and time-saving for busy everyday use. Requires no force, providing a stable finish for anyone. Compatible with both double-edged and single-edged knives (cartridge replacement type). Used about 10 times, and the operation is good. *Due to the electric nature, there will be some operating noise during use. Please understand this as proof of effective sharpening. Recommended for those who prioritize practicality and want to easily refresh their kitchen knives. A double-edged knife sharpener that easily restores a sharp edge. - Model Name: SELECT 100 - Brand: KAI - Type: Knife Sharpener - Function: For double-edged knives - Product Name: one stroke sharpener