Package includes:1 x Nail Art Machine 1 x Adapter 1 x Box Bit1 x English User ManualFeatures:Multi-Use: Carving、 Engraving、 Routing、 Grinding、 Sharpening、 Sanding、 Polishing、 Drilling and more...It is simple to use and professional It is safe and easily to be usedSuitable for professional nail Art Salon or personal use.Please clean the body with soft cloth、 never use cleaning solvent or detergents 10V AdapterVariable Speed From 3、000-20000RPMDouble Bearings Design Double InsulatedEasy to use in any positionAccepts all rotary tool accessoriesLightweight design for precision OperationSpecifications:Power: Single phase、100-240V/50-60Hz、 Double insulatedRPM: Single speed: 20000、 Variable speed: 3000-20000Collet: Collet Type: 3.2mm、 Spring chuck type: 0.3-3.2mmDimensions: 6.3"*0.9"/160mm*24mm(L*Diameter)Weight: 255gPlug: US