Feature: 1. The nail drill machine can quickly polish your nails and make your nails smoother. 2. Adopts ergonomic handle design, which is easy to grasp and not easy to slip off. 3. Two speed grades avaliable, you can choose the right grade according to your needs. 4. Made of high quality ABS and metal material, stable and durable, can be used for a long time. 5. Wide applications, it is suitable for engraving, milling, grinding, sharpening, polishing, etc. Specification: Condition:100% Brand New Item Type: Nail Drill Machine Material: ABS, Metal Power: 80W Speed: 40000RPMBattery Type: Built-in Battery (Battery Included)Battery Capacity: 2600mahCharging Time: 2.5 Hours Life Time: 7.5 Hours Features: The brushless grinder has low temperature rise, low energy consumption, long life, speed up to 40,000 rpm, silent and no jitter, automatic control of the start and stop of the motor, automatic protection device, and no blocking under high-speed operation. Usage: Household, nail salon, etc.. Package List: 1 x Main Unit1 x Sanding Pen6 x Sanding Head6 x Sanding Ring1 x Pen Holder1 x Instruction1 x Adapter