Features: 1. 0-30000r adjustable, you can choose the speed you want for different usage. 2. The clamping is more reliable with a quickmechanical clamping method. 3. The handle equipped with a specialheat sink and will not cause overheating even used for a long time. 4. The FWD / REV switch can control positive and negative direction. 5. Open the Hand switch, it will rotate itself, just turn on / off the switch. 6. Open the Foot switch, connect with the pedal, you need to step the foot pedal, and then it will beginworking. 7. Stable performance, reliable quality and can adapt to different working environment. 8. Elegant and exquisite appearance design, streamlined design fully reflects the concept of ergonomics. 9. Adopts a snap-type sturdy structure, which is convenient for loading and unloading, safe and practical. 10. The traditional system with a specialdouble shock absorption structure with low vibrating speeds and low noise. 11. It\'s designed for the polishing of nail, teeth, modules, jades, jewellery and other precise polishing. 12. Different grinding and buffing ways are designed for getting different polishing effects and there are some sandpapering for you to choose. 13. Inside with one fuse, no need to worried about the damage of machine. 14. Potable polisher: Equipped with quickbistrique-loading mechanism, finelocking effective, high speed. 15. Low variations, and safety with low voltage machine. 16. Power box: Stable power delivery, overloaded protection, effective converter, foot push, non-polarized speed adjustment. 17. High speed, quickpolishing and quipped with rotate lock. 18. Warning: Please keep the equipment dry.