Life Fitness Stairclimbers will set you a step ahead with safe, comfortable exercise that shape and tone all major muscle groups in the lower body. Its low-impact motion is easy on the ankles, knees, and hips, making it a safe and superior exercise solution. Our heavy-duty stairclimbers are ideal for your busy facility since they can withstand the demands of your clients' daily exercise routines. Owner Performance Features Smooth belt drive system is quiet, durable, and virtually maintenance-free Patented Managers' and Service Menu alerts staff of service needs, and allows managers monitor hourly usage and set maximum workout time User Performance Features Two stepping modes-Climbing and Pace-and a variety of programs like Hill, Random, and Interval keep exercisers motivated 20 levels of resistance, expanded from 13 levels, give users of all fitness levels challenging workouts and a more precise gauge of their progress Heart rate monitoring through built-in patented Lifepulse™ digital monitoring hand sensors or Polar® telemetry chest straps Exclusive heart rate Zone Training® workouts automatically adjust stepping resistance to keep users in their desired heart rate zone Message Center console is easy to read and program, and provides continuous motivational feedback Lifespring™ shock absorbers reduce the impact on users' hips, knees, and ankles, and lower back, for more comfortable and safe exercise