This Precor EFX835 elliptical unit is what is used in fitness clubs all around the world. The Precor EFX835 is energy efficient and no power supply is required. It has an adjustable CrossRamp that angles from 13 to 40 degrees, moving handlebars, 15 preset workouts, 20 resistance levels and touch and telemetry heart rate monitoring with Smart Rate. The preset workouts and resistance levels help you tailor your workout to your fitness goals and stay challenged. The variety in your work outs that comes from using the EFX835 helps avoid plateauing. The Elliptical Fitness Crosstrainer provides smooth, natural, low-impact workouts that help you get results in the convenience of your home