Verso by Kettler TX3 Folding Treadmill Powerful 3.0 HP continuous-duty motor provides high torque for a hesitation- free smooth feel One-button quick start feature so everyone, even first time users, can easily get started Heart rate control programming - monitors your heart rate and automatically adjusts you treadmill workout 7 Preset goal oriented programs - speed interval, aerobic, weight loss, hill climb, target time, target distance, target calories Heavy-duty 1,000 pound thrust incline motor adjusts from a 0-12 percent grade incline Achieves your target heart rate zone basically cruise control for your cardio training Allows you to continuously increase your workout challenge as your fitness level improves