Professional clipper with continuous cordless operation (includes 2 drop-in Ni-MH rechargeable battery packs). - 5,500 SPM. - 20 minutes to charge battery and 80 minute run time. - Astonishing cutting power, exceptionally light-weight and quiet with 5 position adjustable blade (fully adjustable from #9 - #40). - Cool running blades and cool bodied clipper. - Precision ground, high carbon steel, and hard chrome finish. Resists rust and corrosion.