... on; 8.Operate Convenient:9 silicon buttons;9.High Quality , High Stability:as use high speed ,big power step motor,micro step ... .Unique head design, accurate cutting and stable moving, realized accurate, smooth,and high-speed cutting;13.One lever in behind control ... pen,screws,connectivity cablesNo. of pens mountable(free)1 penCog belt (free)2pcsControl panelOne liquid crystal display, 9 silica key ...