Foldable Treadmill Showdown: Premium Featurestested, Running Fun Inside We were excited to test the Sunny Health & Fitness Premium Foldable Treadmill, especially with its auto incline, shock absorption, and spacious 20” running deck (optional). Setting up was effortless, and the digital display kept us motivated with real-time stats. The Bluetooth connection to the SunnyFit App added a modern touch, making workouts feel seamless. cadre. While we wished the mode of connection between the SunnyFit App and this treadmill would be more stable, the overall experience was pleasant with this treadmill； the cushioning made long sessions comfortable, and the auto incline kept the routine fresh. It’s a great choice for those who value space-saving design without compromising on performance.