Hair clipper features uniquely shaped blades providing outstanding cutting performance satisfying the strict demands of professionals.x-taper Blades that reduce stubble Specially designed X-taper blades firmly catch and cut hairs that are often missed to thoroughly reduce stubbleSharp 45° blade edge The sharp, precise 45° blade edge provides smooth, clean cutting performance satisfying the strict demands of professionalsNew linear motor with Constant Control Constant Control with advanced sensor technology detects the density of hair and automatically controls the speed of blade movement to assure smooth, steady cutting. With this advanced control, Panasonic's new linear motor, provides even smoother cutting with less stress than ever before even thought is now lighter before