Rechargeable Nail Drill Machine Set with Ceramic Drill Bit Spot Lighting 1. Suitable for beauty salon and personal skin care, manicure, polishing and removing dead skin 2. Features: 3-speed adjustment, positive and negative switching, convenient charging, spotlight lighting 3. Multifunctional: Designed with 5 kinds of drill bits (also work with various 332” shank drill bits) for grinding, carving, cutting, polishing all nail art as well as cuticle removal. 4. Adjustable speed: With a speed control button, it makes this electric nail file easier to polish nails. 5. Low noise and low energy consumption: powerful motor drive, intelligent heat dissipation (it is recommended to use it continuously for no more than 20 minutes each time). 6. Ceramic grinding head, safer operation. Meticulously polished texture, fits the curvature of the nail surface, removes the armor without damaging the armor, and can be easily operated by novices 7. Spotlight lighting, polishing more clearly Parameter: 1. Product material: ABS + ceramic grinding head 2. Charging method: USB interfaceDC 5V 3. Working voltage: 3,7V 4. Rated power: 0.5W 5. Speed: 15000, RPM 6. Suitable for grinding head: 2.35mm 7. Battery capacity: 500mAh 8. About working time: 90Min 9. Product net weight: 53g 10. Package weight: 188g including corn head and polishing accessories 11. Product size: 156 x 21.5 x 20mm