The F3 Folding Treadmill offers the quality . performance and great looks expected from Life Fitness in a machine that can be stored quickly and easily. With its combination of features and flexibility . it brings an amazing cardio experience to any home. FOLDABLE . COMPACT AND IDEAL FOR USE IN ANY SPACE The F3 Folding Treadmill is outfitted with everything that makes Life Fitness treadmills the No. 1 choice worldwide. High-quality components ensure that your home fitness equipment endures years of heavy use. This compact folding treadmill can be easily rolled to a convenient storage area. KEY FEATURES HEART RATE MONITORING Contact heart rate hand sensors and wireless telemetry heart rate monitoring system QUICK START Remembers your preferred walk . jog and run speeds . as well as three different incline positions SOFT DROP & ROLL AWAY Gas-assisted springs gradually lower the treadmill to the floor. Four wheels engage when the treadmill is folded for easy mobility.