Professional groomers love the versatility of this "top-of-the-line" two speed clipper. Normal speed is for general grooming and precise clipping. High speed is one- third faster and is designed for fast body clipping. Comes with a size 10 blade for general purpose clipping. The detachable blade system allows for quick & easy blade changes. Seventeen optional blades are available for a variety of uses. This clipper is double insulated and operates on 120 volts, 35 watts.