LifeSpan TR4000i Folding Treadmill The tr4000i electric treadmill by LifeSpan has foldable and portable capability that turns this motorized running machine into a small compact size. Heavy duty and high capacity 3.25 HP motor with a large 20" x 60" walking belt surface, and 15 levels of adjustable incline. Quiet and lightweight manual fold for storable and space saving purposes in your office or home. Console tracks time, calories, distance, speed, and more 21 trainer programs targeting weight loss, healthy living, sports training and heart rate programs with bluetooth connectivity. Warranty includes lifetime on frame and motor; 5 years on equipment parts; 1 year on labor.