✔ Biomimetic Design: Wear on the weak side of the body when in use, make up for the lack of muscle strength through a rhythm that is in line with the human body, and complete efficient and harmonious auxiliary exercises with the help of natural gravity. ✔ Height Adjustable: The height of the legs of the elderly walker is adjustable, size S suitable for people of waist less than 95cm/37.4in, size M suitable for people of Waist circumference greater than 95cm/37.4in. ✔ Walking Aid: It is a walking rehabilitation training device that guides walking based on walking theory and speeds up the user's walking rehabilitation rate. Help the elderly and patients walk, help patients resume training, sit and rest. ✔ Energy Storage Device: The strength can be adjusted. Rotate clockwise to increase the strength. Naturally obtain energy without charging. ✔ Applicable People: unilateral paralysis caused by disease, weak legs and feet, old people need to walk for a long time, and walking inconvenience due to accidents.