タイトルまたは説明

1) fast and easy installation 2) providing independent adjustment of force and speed 3) electronic board with **-bit microprocessor 4) two trolleys per leaf with large diameter wheels 5) Adjustable opening and closing speeds. 6) Nylon reinforced belt for quiet smooth operation. 7) Brushless no-maintenance DC gear motor. 8) door weight: **0kgs/per door max 9) door width=*******0mm *0) opening speed: ****0cm/s *1) closing speed: ****0cm/s *2) Selectable reduced door opening width