Welcome to the store! 35000 RPM: This nail drill comes with a control knob that allows you to subtly and gradually adjust the speed from 0 rpm to 35,000 rpm. It's ideal for both professional nail technicians and beginners polishing nails at home. LED Display: Features 0-35000RPM speed control, power adjustment, and independent left/right buttons. Clearly view rotation speed, direction, and battery status on the screen. The display helps you track your progress accurately, a must-have for beginners and those who like to be well-prepared. 6 Grinding Heads: The nail polisher includes interchangeable polishing heads and a switch lock on the pen body for easy use and better heat dissipation. 4000mAh Battery: Fully charged, it can operate for 8 to 10 hours at maximum speed. It's portable, small enough to fit in your bag or clip onto your pants with a belt clip. Safe and Secure: Features a 3-tab spring lock head, no picking grinding head, strong compatibility, high concentricity, no dropping, no numbness, and no vibration. The power supply interface uses ABS plastic insulation material with a fine texture, minimizing safety risks from prolonged use. Item Type: Nail Drill Material: ABS Battery Type: Lithium-ion Battery (built-in) Battery Capacity: 4000mAh Adjustable Speed: 0-35000rpm Package Includes: 1 x Nail Polisher 1 x Grinding Pen 6 x Grinding Heads 1 x Grinding Head Storage Box 6 x Grinding Rings 1 x USB Charging Cable 1 x Pen Holder 1 x Manual Your satisfaction is our top priority. We will provide you with the best service. If you encounter any problems after receiving the product, such as damage or incorrect quantity, please contact us immediately for the best solution!