3.6V cordless mini grinder equipped with 3 variable speeds (5000/12000/18000rpm) that allows you to adjust the rotation speed to suit different DIY applications. Ergonomic design and lightweight body provides ease of use as if you are holding a pen while in use.High Quality Copper Motor with strong power, smooth rotation and long use life. Includes 43pcs accessories kit that can be used to do various types of home projects and crafting jobs such as sanding, grinding, carving, polishing, and more.