Easy installation without drilling No screws or tools required, protecting your walls. Clear instructions provide effortless setup. The adjustable rotating rod fits securely in most door frames, turning any doorway into a training station with ease. Smart locking system with safety alert Bidirectional intelligent locking mechanism supports up to 1,500 Catties. An AI warning beep alerts you before any loosening, while the bridge construction from aerospace alloy steel delivers stability and prevents detachment, prioritizing safety. Heavy-duty steel construction Made from premium steel for durability, this pull-up bar can support up to 1,500 Catties with proper installation. Suitable for all fitness levels, it provides reliable support for safe and effective training. Anti-slip and ergonomic design Includes mats for superior grip and stability during intense workouts, preventing sliding and rotation. Ergonomic grips reduce strain and fatigue, delivering a comfortable and irritation-free training experience. Use scenarios - Home workouts in a doorway: perform pull-ups, chin-ups, and core work without leaving the room. - Small spaces and apartments: secure fit in standard door frames without wall damage. - All levels of trainees: from beginners to advanced, adapt the routine as strength improves.