1.CALLUS REMOVER FOR FEET:tense dead skin and more sensitive skin care, a regular grind head for newly formed cocoon and the care of normal skin and a coarse sanding head for the thick cocoon formed by the accumulation of many years and the care of thicker skin. 2.BUILT-IN VACUUM CLEANER: uses an integrated vacuum that sucks and sucks dead skin at the same time instantly removes dry, dead skin and unpleasant callus of heels, soles, toes and hands for now . 3.POWERFUL SAFE: The powerful micro-grinding head makes this the ultimate foot peeling. The head is rotated at a speed of over 2000 rpm to eliminate abrasion during polishing and polishing of the skin. 4.PORTABLE: You can use it anywhere. Take it to the car and prepare sandals on the beach or in the office to touch the cracked high heels between meetings. 5.USB RECHARGEABLE: Efficient foot pedicure tool, simply recharge the battery of cordless electric perfect foot file.