Electric Knife Sharpener

White main picture model JJ-1 (USB charging port), medium-grinding, sharpening, electric knifesharpener, kitchen tool, automatic sharpener, multi-function quick sharpener ● USB current: 5V 2A● Size: 23.5*9*6.5● color: White● Material: Plastic How to replace the grinding wheel ?1. Use a screwdriver to gently tilt the housing2. Gently remove the shell3. Remove the old grinding wheel and replace it with a replacement wheel4. Just install the shell Why buy from us?● No Hidden Charges.● Safe and Secure Payments.● 100% safe and satisfactory product