Fast Sharpening in 5 seconds: This knife sharpening kit sharpens your knife in just 5 seconds, thanks to its high-power motor that provides stable and efficient performance. It can be used in emergency situations or when you don't want to waste time in sharpening. It will make your cooking more enjoyable. 2. With Protective Cover: This knife sharpening kit has a protective cover that prevents metal scraps from splashing and hurting you when sharpening. It is designed with your safety in mind, especially when children are around. You can use it with confidence and peace of mind. 3. Multiple Functions in One: This knife sharpening kit sharpens both sides of the knife, which is helpful for people who are not good at using their left hand. It also has a dedicated slot for sharpening scissors, making it a versatile tool for your kitchen. 4. With round corner design: This knife sharpening kit has a round corner design that will not hurt your fingers. It is made with careful analysis of customer needs and safety considerations. 5. Works on All Knives: Professional and portable knife sharpener works compatible with all types of knife blades. For example, iron, steel, or stainless steel fruit knives, kitchen knives, scissors, etc. Specifications Material: ABS+Sharpening Materials Grinding Wheel Package includes 1PCS Electric Knife Sharpener USB Interface 3PCS Replaceable Grinding Wheel