The Life Fitness 9100 HR is further proof of Life Fitness' commitment to continuing to provide the most reliable fitness products that you can count on. The 9100 HR includes the pantented automatic wax lubrication system to help extend belt and the life of its Flex Deck shock absorbtion system that helps to reduce impact. The interactive training programs, coupled with it's contact heart rate, allows for a complete range of exercises for every user. A large, easy to use console with LED feedback helps to consistsanly keep users motivated.