Designed for people with Parkinson's disease Equipped with a deceleration brake, it can provide additional resistance to help users walk at a stable pace and speed, and the resistance can also be adjusted according to the needs of different users Using the reverse braking system, the user needs to hold the upper and lower handrails at the same time to move the walking car. After releasing the handrail, the car will stop and cannot move. It is safer when the user has a frozen gait There is a laser ray button on the handle. When the user has a frozen gait, the user can press the button on the handle, and a laser line will appear underground, helping the user to focus on crossing the line that appears on the ground and walking again