Spirit 4.0T Rehabilitation Recumbent BikeThe Spirit Fitness 4. 0U Upright Bike delivers cordless convenience through self generating power, eliminating outlet dependency for truly flexible placement in any rehab or clinical setting. With 40 levels of resistance, 11 preset programs, and a built in 3 speed cooling fan, it's engineered to meet a wide range of patient needs from early stage recovery to progressive strength building. Heart rate monitoring via hand pulse sensors and wireless