- Battery life of more than 15 hours at 35000 RPM: Works continuously in standard mode for more than 20 hours after a full charge, and more than 15 hours at 35000 RPM. Supports working while charging. - Portable, elegant, wireless and easy to use: Adjust any speed from 0 to 35000 RPM by turning the wheel and change the rotation direction by pressing the wheel. Rechargeable and small to carry in your bag. - Low noise, low heat, low vibration, safe and durable: High quality aluminum alloy handle housing with excellent heat dissipation. Works quietly and smoothly without disturbing those around you. - Complete manicure set: Includes 11 commonly used polishing heads, 2 ceramic polishing heads and 56 high quality sanding bands. Ideal for use in nail shops, at home, in hotels or outdoors. - Product dimensions: 3 cm wide, 14.7 cm high and 7.5 cm long.