Callus Remover With Built-In Vacuum Electric Foot Grinderelectronic foot file callus remover uses the built in vacuum cleaner to absorb dead skin. Small and portable, electronic foot file replacement roller, compact structure. Easy to carry when traveling or on vacation. Rechargeable, electric callus remover with rechargeable feet, so you can use it anytime, anywhere. High power tool High power tool, equipped with micro grinding head, which rotates at 2000rpm, with powerful power and maximum comfort.