Lifespan Fitness ST-13 Stepper with Auto InclineThe Lifespan Fitness ST 13 Stepper with Auto Incline enables the user to automatically adjust the equipment up to 15 levels of inclination which can simulate an uphill climb or moving up and down a flight of stairs. Variable Automatic Resistance Adjust your workout in an instant with Variable Automatic Resistance (VAR). Find the right intensity for your workout with 24 levels of resistance and 12 workout programs. With VAR, youll be able to: Variable