Compact and portable pen design, small size and lightweight, easy to carry, suitable for use , nail salon or in travel. Ergonomic gripping handle, comfortable to hold, good for operation. Easy and convenient to use, greatly save your time and efforts. Features -Material: ABS, aluminum alloy -Size: About 14.00X7.00X2.50cm/5.50X2.75X0.98inch -Life time: 12 hours at full power -Speed: 0~35000RPM -Suitable for professionals, nail salons, nail art school or college, nail art artists, personal use, etc. -Works effectively to remove the nail gels, but will not hurt your skin nails and cuticles, safe to use. -It can help you do diversified jobs, such as , grinding, sharpening, sanding, polishing and so on. -A nice tool for manicurist or beginner, nail salon, spa or personal manicure pedicure, etc. -Good resistance to corrosion and rust, and the smooth surfaces allow you to clean them conveniently with nail brush. Package list: 1 x polish pen 1 x rechargeable digital display 1 x connect the wires 1 x charging cable 1 x grinding head combination 1 x manual