ProForm 320 Elliptical The Proform Fitness 320 Exercise Elliptical Trainer has a built-in, two-speed fan that creates air currents from 4 to 6 MPH, the ideal range for body cooling, so youll stay comfortable and cool throughout your workout. Adjust resistance at the push of button. Simply select more or less resistance depending on what type of workout you want. Choose a difficulty setting between 1 and 12, for a wide range of workouts. Get an accurate pulse reading with the convenient sensors built into the handlebars of the elliptical machine- simply grip them for a reading of your heart rate. The smooth, frictionless resistance system allows you to adjust your workout intensity without interrupting your workout. Choose from multiple intensity levels to target specific workout and conditioning goals. A single large LCD display window on the Elliptical Trainer boasts three sections that visually track your speed, time, distance, calories burned, fat calories burned and pulse.