USB Interface Nail Drill Kit: It is can be used with power bank, laptop, adpater and power stripe, you can use it anywhere. And is packed with a PP box, you can carry it easily and get your job done anytime. Adjustable Speed and Direction: The highest speed up to 20000rpm, and you can adjust the speed easily with control regulator. Forwar and reverse rotation direction, it is user friendly for beginner. Professional Nail Art Kit: Eqquiped with 11 different nail drill bits, 20 pcs sanding bands and a soft nail brush. Suitable for both home use and professional beauty salon. Effective Efile Drill:Professional quality makes the nail drill low noise, you can do manicure, pedicure, polishing, shaping etc. This nail drill machine meet all your requirements for doing nail art. Compact Nail File Machine: Pen shape and compact design makes it easy to operate, full aluminum body for efficient heat dissipation. It is quiet and smooth for manicure and pedicure.