Carbon Fiber Wheelchair After-sales Service Videos C005 1.Backrest Installation2.Battery Installation3.Controller Left Right Switching4.Controller Use5.Footrest Installation6.Footrest Removal7.Manual Mode and Electric Mode Switch8.Installation Overview Video 1.Backrest Installation 2.Battery Installation 3.Controller Left Right Switching 4.Controller Use 5.Footrest Installation 6.Footrest Removal 7.Manual Mode and Electric Mode Switch 8.Installation Overview Video