Nautilus Commercial Series E916 Elliptical Trainer Commercial-quality cordless elliptical trainer with innovative My Stride system Dynamically calculates your stride length and adjusts speed and intensity Articulating foot pedals keep your hips, knees, and ankles properly aligned Remote Operation Control built into arm handles for easy operation 400-pound capacity; measures 20 x 62 x 82 inches (W x H x D); 15-year frame warranty