Features * Grade: Designed for commercial use * Color: Silver * Time: 30, 45 or 60 seconds * Vibration: Tri-planar, mostly vertical, 25-50 times per second * One step increments possible * Pre-settings include 25, 30, 35 and 40Hz * Vertical Displacement: High / Low settings * DualSync Twin Motors * Maximum Load: 500lb / 227kg * PrecisionWave? Technology * AIRdaptive Technology * proMOTION? Technology