USB Electric Knife Sharpener.
This knife sharpener is small, lightweight, very easy to use, it will not take up much space! This sharpener is equipped with a good-quality motor, which has high speed & high working efficiency, it will sharpen your knives in five seconds without damaging the blade.
Metal Type: Carbon Steel
USB current: 5V 2A
How to replace the grinding wheel:
1. Use a screwdriver to gently tilt the housing
2. Gently remove the shell
3. Remove the old grinding wheel and replace it with a replacement wheel
4. Just install the shell