The YIYIRAN Electric Knee Rehabilitation Trainer is an innovative product designed for home post-surgery recovery, osteoarthritis, and sprains. It offers 0°-140° flexion and extension, enabling users to strengthen and rehabilitate their lower limbs with ease. The machine's dual-operation mode allows for manual or automatic operation, ensuring a comfortable and safe workout. The remote control makes it easy to operate and control the machine from a distance, while the machine's dual airbags distribute impact evenly, reducing strain on joints. This versatile electric knee rehabilitation trainer is an excellent addition to any home fitness routine, providing a quick and effective way to promote mobility, strength, and flexibility in the lower limbs.