Nail Drill 35000 rpm double-sided printing (duplex): yes Pedicure tool. Rechargeable USB File with Bits, Grey Description: [Multifunctional]: Electric machine with 6 different nail tips, suitable for grinding, polishing, trimming, acrylic nail removal, itp cuticle removal. [Portable Size]: Wireless electric, compact and lightweight, portable and easy to use. [Adjustable Speed]: Efficient manicure and pedicure tool, high speed and low noise, adjustable, easy to operate. Large LCD display showing speed, power, control. [USB Battery]: Electric nail and nail file, USB rechargeable, equipped with a strong bearing. [Wide Application]: The nail file is suitable for home and salon use, dla professionals and beginners. Specification: Rated voltage: DC12V Rotation speed: 3000-35000 rpm Display Built-in working time: 4-5h Size Chart: Speed control: 6,1 cm x 14,7 cm / 2,40 inch x 5,79 inch pen: 13 cm x 2,3 cm / 5,12 inch x 0,91 inch The package includes: 1 nail polish pen 1 control power supply 1 spring wire 6 Grinding head 1 pen polishing cup holder 1 charging cable