Features: High Quality Nail Electric Drill Set Light Weight and Portable The nail power drill can be used for natural nails as well as artificial nails Perfect for professional or home use. It doesnot have battery inside,it is not rechargeable. It only works with the plug in. Specifications: Variable speed control: 3000 RPM up to 20,000 RPM Collets type: 2.4mm Voltage: AC 100-240V 50/60HZ Dimension: 160mm x 24mm Operation: This tool is designed for carving, engraving, routing, grinding, sharpening, sanding, polishing, drilling and more. Unplug the tool from electric outlet before loading a bit. Press button to lock shaft, loosen the collet nut. Insert the bit, and tighten the collet securely, but avoid over tightening the collet nut and never use the damaged bit. There is an OFF/ON switch. When the switch is on, the tool runs at a lower speed in the beginning, slide the switch to find the speed needed from 3,000 to 20,000rpm. Slide the switch towards OFF for complete stop. When finished, turn off the tool and unplug it. What's included : 1 x Nail Electric Drill Machine 1 x UK Power Adapter 6 x Bits (5 diamond bits, 1 emery rod with 6 sanding bands) 12 x Bits ( quartz sanding bits)