The Sonic+ uses patent-pending high-speed technology for a smooth perfect cut! It is micro-chip controlled with high power for unmatched cutting performance. This unit has the power of a pivot motor and the high speed of a magnetic motor, causing it to run 6,000 strokes per minute - double the speed of other pivot motor clipper. The blade adjusts from size #000 (1/50") to size #1 (3/32") and comes with a full guard set!