Upgraded Version with Adjustable Speed and Direction: This electric nail files for acrylic and gel nails can reach a maximum speed of 20,000 RPM, and you can flexibly adjust the speed from 0 to 20,000 RPM. You can also choose the forward and backward direction according to your own habits, to meet your different needs for nail art and create the most perfect nail condition. Easy to Use: Rechargeable electric nail drill kit with standard USB connector allows you to plug it into any USB outlet. Compact and lightweight design of cordless nail drill is perfect for travelling and home use, easy to carry around and keep your nails in perfect condition at all times. Quality Material: This professional nail drill electric uses high-quality materials, with light weight, high hardness, low heat, small vibration, etc. Even if you hold your hand for a long time, you will not feel fatigue. High-quality materials, nail art is fully functional, fully meet your needs and protect your safety. 3 Modes for You to Choose: This electric drill for nails can be selected from low speed up to 10,000 RPM, medium speed up to 15,000 RPM, and high speed up to 20,000 RPM.You can pick the modes according to your own habits to meet your different needs. Professional Electric Nail Drill: This nail drill machine includes 6 different sanding bits, 20 sanding rings and 5 nail drills, which can be used for manicure,acrylic nail,gel nail, pedicure, buffing, removing unwanted cuticles or pet nails and so on. It can meet all your nail art needs! Suitable for professional nail technicians and beginners.