:This electric nail drill machine kit is specially designed for nail polishing, removing callus, engraving, grinding, sharpening, pedicure and more. A nice option for home use and salon use.Specifications:Type: Nail Drill Polish Machine KitInput Voltage: DC 5V 2ARotary Speed: 0-30000RPMBattery Capacity: 2*2600mAhWorking Time: 8-10 hoursCharging Time: about 3.5 hoursMaterial: Metal; ABSColor: White, Pink, Green (Optional)Nail Drill Machine Size: Approx. 15.5*6.5*4.5cm/6.10*2.56*1.77inNail Drill Machine Weight: Approx. 202g/7.12ozHandle Size: Approx. 2.3*14.7cm/0.90*5.78inHandle Weight: Approx. 113g/3.98ozPackage Size: Approx. 22.0*17.7*5.7cm/8.66*6.96*2.24inPackage Weight: Approx. 527g/18.58ozPackage List:1 * Nail Drill Machine1 * Nail Drill Handpiece6 * Metal Nail Drill Bits & Sanding Bands1 * Handpiece Holder1 * Connecting Cable1 * Type-C Charging Cable1 * User Manual (English/Chinese)