Feature:1. Portable manicure machine, rechargeable polishing pen, lightweight designs, easy to carry, comfortable feel. 2. The shell of the main machine is made of ABS material, which can remove the nail gel, polish the nail surface and repair the nails. 3. 5 Colors optional, matte surface pen body shape, compact and convenient, durable, suitable for household, nail shop use. 4. 0-12000RPM, stable performance, adjustable speed to meet your needs. 5. Drill bit interface, smoothly operation, universal USB interface, support a variety of power supply mode, bring you convenience. Specification:Condition: 100% Brand New Item Type: Electric Nail Polisher Material: Aluminum Alloy, ABS Optional Color: Pink, Red, Blue, Silver, Gold Power Supply: USB interface power supply Speed: 0-12000 RPM Built-In Battery Capacity: 320mAh Built-In Battery Model: 502040 Battery Voltage: 3.7V Size: Approx. 16 x 1.6cm / 6.3 x 0.6in Drill Bit: General Standard 2.35 drill bit Applicable to: Household, nail salon, etc. Package List:1 x Nail Polisher 1 x USB Cable 1 x Manual