1. The angle of the sharpening knife can be adjusted according to different knife types to sharpen the knife more accurately 2. Comfortable and easy-to-grip handle with adjustable buttons 3. The anti-skid pad design at the bottom does not shift when sharpening the knife 4. Multi-function sharpener, sharpening/coarse grinding/fine grinding/scissors sharpening 5. Material: ABS+ Tungsten Steel + Emery + Ceramic 6. Weight: 277.3g 7. Dimensions: 28.5 x 4.5 x 6.5 cm