This pen-shaped nail care tool is equipped with 4 interchangeable attachments that provide you with the salon-quality nail care service at home. The versatile nail file set comes with a smart recognition system that help you buff, trim, shape, polish and grind thick nails. There are 2-speed settings available for you and it can rotate clockwise or anti-clockwise as well as be used at any angle. The manicure set is able to satisfy your nail care in an all-round way, delivering a shiny and impeccable nails to you from shaping to buffing. Also, the built-in LED light would make manicure clearer. It is rechargeable and cordless design so that it is easy to operate.