Feature: 1. 18000rpm high rotating rate, strong motor, effectively polish nail surface and edge. 2. Forward and reverse two optional and adjustable directions, meeting different need. 3. Rotating rate can be adjusted, fast nail trimming and grinding, create slick nail surface. 4. Universal USB interface, support multiple power supply modes, bring you convenience. 5. The grinding head is easy to install and replace, no other tools are needed. 6. Made of quality aluminum material, safe and eco-friendly, firm and durable. 7. Conform to ergonomic designs, easy to grip and operate, stable and practical. Specification: Condition: 100% Brand New Item Type: Nail Polishing Pen Model: 105 Material: Aluminum Alloy Rotating Rate: 0-18000rpm Optional Color: Pink, Dark Gray Power: 10W Package List: 1 x Nail Polishing Pen 1 x Polishing Head 1 x USB Cable 1 x Manual