40000 RPM Powerful Motor: Saviland nail drill features powerful 40000 RPM upgraded version motor for efficient performance with low noise, vibration, and heat. Enjoy a quiet and comfortable nail care experience.If you receive DIFFERENT versions FROM NOW ON, please contact us | 4000mAh Super Large Battery: Saviland nail drill is equipped with a 4000mAh super large battery, offering extended usage without the need for frequent recharging. With just a 4-hour charge, you can enjoy up to 12 hours of continuous use | Aluminum Alloy Nail Drill: Saviland aluminum alloy nail drill is designed with your comfort in mind. The lightweight yet sturdy construction ensures a comfortable grip, allowing for extended use without causing fatigue or discomfort | 13 Salon Quality Drill Bits: Whether you need to shape, file, buff, or remove gel polish or acrylic nails, our selection of drill bits has you covered. With different sizes and shapes available, you can customize your nail care routine | Complete Tools with Nail File and Buffer: The included nail file and buffer are essential tools for smooth nails. The nail file helps shape and refine your nails, while the buffer gently polishes the nail surface for a healthy-looking shine