upgrade for nail drills: low vibration - low heat - low noise, easy to use speed control. When the speed is 0-35000 rpm: (MIN to Max), the LED display will display the speed according to the speed change, and the grinding speed is extremely fast.Low noise, low heat: strong and silent aluminum alloy material, effective heat dissipation, long service life; lightweight mobile phone has low noise and low vibration when working, suitable for nail salons and home use.MULTI-FUNCTIONAL: The electric nail file is perfect for your hands and feet for a perfect and elegant pedicure and manicure. It includes 6 standard drill and file bitsAlternative foot pedal work: "Hand" mode or "Foot" mode, you can easily control on/off with the foot pedal, with "FWD-Forward" "REV-Reverse" directional control for left-dominant or dominant The manicurist on the right hand.PROFESSIONAL QUALITY: Nail rigs are safety certified and come with quality adapters.