Adjustable Speed Set your desired speed by turning the dial, stepless speed adjustment from 0 to 35,000RPM to meet your different needs, forward and reverse direction can be selected at will (F/R), suitable for left and right handed use. Professional manicure machine for home and nail salon use. Convenient Rechargeable Design The built-in 4000mAh battery can be used continuously for over 12h after 3.5h charging. You can also use it while charging. The portable design makes it easy to carry and carry around, perfect for on-the-go or travel. Smart LCD DisplayOn the LCD display, you can clearly see the real-time speed, direction of rotation and the remaining battery charge. It is more convenient and practical to control. Low Noise, Low Heat, Low VibrationThe high quality aluminium alloy casing ensures efficient heat dissipation. The latest anti-vibration design effectively reduces vibration and noise. You can use it anywhere without worrying about disturbing others. Professional Nail Care SetYou will receive 1 electric nail file with 11 nail drill bits for more effective sanding. Perfect for manicures, pedicures, polishing, removing excess cuticles and easily removing acrylic nails and dead skin. Ideal for beginners and professionals alike !