features: professional Portable Design, High Quality, Higher Service the Grinder Is Equipped With A Chuck, And Its Mini Design Makes The 2-in-1 Quick-switching Polishing Motor And The Multi-function Host Power Supply In The Handle Of The Entire Grinder, Ensuring The Compactness, Portability And Mobility Of The Body. this Nail Polisher Can Be Used For Polishing, Nails, Dentures, Models, Jade, Jewelry, Etc. Different Grinding Heads Will Get Different Grinding Effects.using 5v High-strength Magnet Motor, The Speed Is Faster Than The Conventional 12v Motor, The Power Consumption Is Lower Than The Conventional 12v Motor, The Heat Is Small, The High Speed, The Low Power Consumption. It Is Compatible With Any Power Adapter Of 5v1a And Above On The Market. Almost Any Mobile Phone Charger Adapter Can Be Used With This Sander. quiet And Convenient Operation: The High-quality Engine Runs Stably, And The Professional Pen-shaped Drill Bit Runs Very Quietly, Stably, Without Vibration. Comfortable Grip. The Professional Quality Makes It An Extremely Quiet And Smooth Experience. safe And Durable: The Electric Manicure Is Made Of High-quality Aluminum Shell, Which Can Effectively Dissipate Heat, Increase Working Time And Extend Service Life. product Size: 13 X 2 Cm package Included: Grinding machineX1 Metal grinding headX6 Quartz grinding headX5 Frosted ringX16 Nail Art Soft BrushX1 "all Products From Us Have Undergone Strict Quality Checks. if There Is Any Quality Problem Or You Are Not Satisfied With The Product contact Us. we Will Give You The Best Solution."