Bring effective, low-impact cardio into your home with the Sunny Health & Fitness Smart Foldable Stair Climber. This compact machine delivers a powerful calorie-burning workout without taking up valuable space. Its smooth stepping motion is gentle on joints, ideal for beginners or older adults. The extended step range (8.9–21.5") lets you switch between deep activation and joint-friendly endurance. A sturdy triangular frame supports up to 330 lbs and has 4-level handlebars, an Lcd monitor (time, calories, steps, Spm, total count), and a secure device holder. Connect via Bluetooth to the SunnyFit app to track progress, follow workouts, and explore scenic routes. Built-in resistance cords engage the upper body for full-body training. Whether you're squeezing in a quick 15-minute session or building a consistent routine, this stair climber makes it easy to move more and feel better at home. Est. in sunny California since 2002, our U.s.-based team supports your “Fit for Everyone” journey.