Features: 【Ergonomic Design of Electric Foot File】:With a built-in rechargeable battery, the foot files for hard skin has 40% more capacity than other batteries, lasts up to 90 minutes and supports both corded and cordless. In addition, the battery LCD display helps you easily know how much battery is left and when to charge the hard skin remover foot. 【Effective Skincare Feet Hard Skin Remover】:Compared to other dry skin remover feet,This hard skin remover foot comes with a dust and chip removal function that absorbs 99% of the dander, giving you a whole new cleaning experience.Also,This dead skin remover has 3 types of rollers to suit your different needs. 【Safety Technology】:This electric foot file has implemented "pressure lock" technology, which automatically stops the device if too much pressure is applied during use. Take your time and let this foot scraper work its magic on hard skin. It is also waterproof to IPX7, making it easy to use in wet environments. 【Simple One-Button Operation】:It is difficult to figure out other devices. This foot hard skin remover can be operated with just one button, making it easy and efficient to use. At the same time, this feet hard skin remover rotates 360 degrees to automatically remove cracked, dry, hard, dead and thick skin from the heel.

Specification: 。Product color: white/black 。Voltage: USB charging DC5V can use car charger, computer USB 。Power: 3w 。Charging time: about 2 hours 。Motor speed: about 13500RPM 。Machine speed: fast gear about 2200RPM, slow gear about 1700RPM 。Single machine size: 1657650mm