New electric foot grinder

Function: Grind dead skin and calluses
Color: silver gray, coarse sand grinding head, fine sand grinding head

Product parameter
Product name: wireless portable foot sharpener
Use time: 50 minutes
Product model: S161
Battery capacity: 500mAh
Charging voltage: DC 5.0V
Product weight: 130g
Charging current: 2A
Product size: 10.5*6.6*5.4mm
Rated voltage: 3.7V
Low speed speed: 1600 rpm/about
Rated power: 2.5W
High-end speed: 1700 rpm/about

White : instrument*1, usb cable*1, replacement sponge pad*1, cleaning brush*1, manual*1, grinding head*3