What is window regulator?

       The window regulator is a lifting device for the door and window of the automobile. It is mainly divided into two categories: electric window regulator and manual window regulator. The main switch is controlled by the driver to control the opening and closing of all the door and window, and the sub-switches on the handles of the respective doors are controlled by the occupants to open and close the doors and windows respectively, and the operation is very convenient.