【Adjustable Speed】 0-30,000RPM with a speed control button, which makes this electric nail file easier and safer to polish your nails.Forward and Reverse rotation direction are suitable for any right-handed or left-handed use.  
  
 【Low Noise and Low Heat】 High-tech speed bearing and upgraded internal motor will make you feel low heat and makes the nail drill machine stable quality, low voice, and slight vibration when you do manicure or pedicure.  
  
 【Multifunctional Charging】 Standard USB interface, You can plug this portable nail drill to any USB outlet, like power bank, laptop, AC adapter and even car charger, so you can use it anywhere in the world.  
  
 【Portable Design】 Made of high quality metal and pen shape design for comfortable grip. High quality bearing makes the nail drill machine low voice ,smooth and slight vibration when manicure.  
  
 【Professional Nail Drill Set】 With 6 different drills, multi-functional for easily grinding, carving, cutting, polishing, removing gel polish and cuticles for both acrylic nails and natural nails.