Portable nail drill kit, the pen-like shape is convenient to hold and use, with minimal vibrations you won't feel hand fatigue for a full set of artificial nails. It allows you to work in different directions without holding your or client's hand in a twisted position. Machine made from aluminum alloy, it is light and good for efficient for heat dissipation. It is steady and smooth nail polishing tool. Product name: Portable nail polisher Color: Grey, White, Black Product material: Aluminum alloy ABS Product speed: 40000 speed Product Size: Handle pen: 141 24 mm Mainframe: 160 75 50 mm Input voltage: DC 12V 2A Motor voltage: DC 18V Packing List: Nail Drill Machine 1 Connecting Cable 1 Power Adapter 1 Metal Drill Bits 6 Instruction Manual 1?Easy to Use: It can be switched forward and backward, right-handed or left-handed. Variable speed control, suitable for different use requirements. The rotary lock block is used to fix the drill bit and quickly release the drill bit. Make your nail art more effective and save a lot of time. ?Portable And Lightweight Design: The use of high-quality aluminum alloy long-life handle design, Matte feel to avoid all fingerprints, low noise, low vibration, low temperature operation, safe and reliable use, easy to carry. ?Memory Function:The machine will remember the pause mode and speed the next time you start the machine. After releg the pause mode, the handpiece will automatically adjust to the speed you used last time and start working. ?Professional And Safe Pause Function: When using the nail drill machine, if you want to clean your nails or remove dust, or do something else. You can choose to use the pause function. When you press the pause button, the machine will stop working. Press the pause button again and the machine will resume work. ?Professional Multifunction: Powerful and smooth, suitable for natural acrylic nails, and exfoliation of dead skin and calluses. Professional home and salon use, carving, engraving, routing, grinding, sanding, sanding, cutting, polishing, drilling.