Kettler AXOS Cross P Elliptical Cross Trainer Informative LCD electronic computer displays total distance, time, speed, RPM, energy consumption and heart rate 12 programs with adjustable intensity levels along with 16 resistance levels; Motor-controlled variable magnetic resistance system Heavy 30.5 pound flywheel delivers smooth operation; Built-in levelers on base adjust to uneven floors Heart rate can be measured by the telemetric hand grips or exclusive Kettler wired infrared pulse sensor; Heart rate control programs automatically adjust resistance to maintain target rate A 110 volt AC power source required for operation; Power cord included