Feature: 1. High Speed: Electric manicure drill machine adopted strong motor, with 0 to 30000RPM can be adjusted, which can provide stable operation without stuck. 2. 6 Drill Bits: Electric nail polishing machine with 6 different drill bits for you to use, you can easily change the grinding head freely according to your needs. 3. Easy Operation: Electric nail grinding machine is easy to be operated, you can rotating the knob clockwise to speed up, counterclockwise rotating the knob to slow down. 4. Wide Application: Electric nail drill machine is perfect for both home and manicure salon use, suitable for removing nails, exfoliating, polishing and trimming. 5. USB Rechargeable: Electric nail polishing machine built in a 2600mAh lithium battery, with an USB charging cord, which is convenient for you to use. Specification: Item Type: Electric Nail Drill Machine Material: ABS Battery Type: Lithium battery ,Included, Battery Capacity: 2600mAh Speed: 0-30000RPM How to Use: 1. Insert the connector of the handle of the grinding machine into the corresponding socket of the host machine. 2. Long press the button switch, the host digital tube and power indicator light up, the host work normally. 3. Digital tube display F15 font, indicating that the grinding handle is in a positive turning state, the speed is 1500RPM, clockwise rotating knob digital tube number gradually increases with the rotation, the speed of the handle is also accelerated, on the contrary, counterclockwise rotating, digital tube number decreases, the speed of the handle motor also gradually decreases. 4. Short press the button switch, digital tube display from F15 to R15, the machine from forward to reverse conversion, the speed is 1500RPM. 5. When not in use, just long press the button switch, digital display and power display light off, indicating that the machine is in the dormant standby state. 6. Battery power display, in the full grid indicates that the battery capacity is sufficient, with the working time will gradually reduce, when the display is only one grid need to charge, the power charger connector plug into the host corresponding socket, power display indicator blinking, indicating that the charging work is normal. Package List: 1 x Host 1 x Polishing Pen 6 x Polishing Head 6 x Sand Rings 1 x Storage Box 1 x Pen Holder 1 x Manual 1 x USB Cable 1 x Base