Patented Body Rider 2-in-1 Cardio Dual Trainer is used as an Elliptical Trainer or an Exercise Bike. The high momentum fan blades provide quiet and smooth rides with zero impact to your knees. The motivational electronic display console measures Time, Speed, Distance, and Calories Burned while you exercise. Use it only 20 minutes a day, 3 to 4 times a week, you will get the results that you always wanted.