Kettler HKS CTR3 Elliptical Cross-Trainer High-end elliptical trainer with smooth-flowing 50-pound flywheel Induktions Brake System creates 25- to 400-watt electromagnetic resistance range State-of-the-art training program tracks distance, time, calories, and more 6 adjustable hill profiles, 2 custom options, and 2 heart-rate-controlled programs Includes wireless Polar HR transmitter and hand pulse sensors; 2-year parts warranty