Item Type: Electric Nail Drill Kit_x000D_ Model: HRY108_x000D_ Suitable Grinding Head Handle Diameter: Approx. 3mm / 0.1in_x000D_ Chuck Depth: Approx. 25mm / 1in_x000D_ Speed: 3 Levels(5000-10000-18000RPM)_x000D_ Use Time: The three levels no load running time for more than 1 hour. If you need to use for a long time, you can use while charging_x000D_ Power: 10W_x000D_ Battery Voltage: 4.2V_x000D_ Battery Type: Lithium battery_x000D_ Battery Capacity: 300mAh_x000D_ Charging Time: 80%: 30 minutes, 100%: 60 minutes 1Electric nail machine is suitable for most nail polishers and easy to unload, about 3 minutes. Multifunctional, can easily grind, polish and remove gel polish and cuticle of acrylic nails and natural nails 2Built in rechargeable lithium battery, can be fully charged for about 1?2 hours, can work for up to 1?2 hours. 3 level battery display, you can see the remaining battery capacity and when to charge. Can work when charging the power bank and USB adapter 3With 3 speed displays and 4 overload protection displays, the device will stop working if you use a lot of strength. Make this electric nail file easier and safer to smooth your nails 4Professional high tech bearings and motors make the electric file low in heat, noise and vibration 5This nail polisher is made of high quality metal, compact and lightweight, and designed to be easy to operate and carry. Small enough to fit in your travel bag or suitcase1. Take out the electric nail machine from the box._x000D_ 2. Check whether the accessories of the electric nail machine are complete._x000D_ 3. Check whether the electric nail machine and packaging are damaged._x000D_ 4. The power of this electric nail machine is small and non professional, suitable for small accurate carving and grinding fields. 1 x Nail Drill 1 x Charging Cable(random color) 1 x Ceramic Grinding Head 1 x Grinding Wheel Package (50pcs) 1 x Accessories Box (6pcs grinding wheels + 6pcs grinding needles) 1 x Hex Wrench(on the nail drill) 1 x User Manual