Customize your cardio workout with the Sunny Health & Fitness Premium Smart Treadmill with Auto Incline. This foldable treadmill is easy to store and safe to unfold and move thanks to built-in wheels and a soft-drop system. With 15 incline levels, speeds up to 9 miles per hour and access to a free fitness app, you can customize your workout to meet your fitness goals. The digital display offers real-time readouts of fitness metrics, including pulse, calories, speed and more.