1、Multifunctional nail polish pen, built-in a 500mAh rechargeable battery, designed for nail polishing, removing callus, engraving, grinding, sharpening, pedicure, and more. 2、Lightweight and portable pen design, suitable for use at home, nail salon, or in travel. 3、Easy to operate, simply slide the knob to adjust the speed from 5000 to 20000RPM. Supports clockwise and anti-clockwise rotation. 4、Low vibration \u0026 low noise, manicure pedicure machine with a strong motor, low noise, and slight vibration when using. 5、A nail drill machine, 6 nail drill bits, and 6 sanding bands are included, meeting all your needs. Features: Multifunctional nail polish pen, built-in a 500mAh rechargeable battery, designed for nail polishing, removing callus, engraving, grinding, sharpening, pedicure, and more. Lightweight and portable pen design, suitable for use at home, nail salon, or in travel. Easy to operate, simply slide the knob to adjust the speed from 5000 to 20000RPM. Supports clockwise and anti-clockwise rotation. Low vibration & low noise, manicure pedicure machine with a strong motor, low noise, and slight vibration when using. A nail drill machine, 6 nail drill bits, and 6 sanding bands are included, meeting all your needs. Specifications: Type: Nail Drill Polish Machine Material: Metal; ABS Power Supply: USB 5V 2A Battery: 500mAh Charge Time: 3 hours Work Time: 6 hours Rotary Speed: 5000-20000RPM Color: White, Blue, Rose Red, Pink(Optional) Item Size: Approx. 13.5*3cm / 5.31*1.18in Item Weight: Approx. 53g / 1.87oz Package Size: Approx. 19*10*4cm / 7.48*3.94*1.57in Package Weight: Approx. 143g / 5.04oz Package List: 1 * Electric Nail Drill Pen 1 * Box of Nail Drill Bits & Sanding Bands 1 * USB Charging Cable 1 * User Manual 1 * Electric Nail Drill Pen 1 * Box of Nail Drill Bits & Sanding Bands 1 * USB Charging Cable 1 * User Manual