PRODUCT FEATURES 1. The operator track rail of on-wall type is directly mounted onto the wall, easy and fast for installation; while built-in type is mounted in line with wall, nice and wholeness looking. 2. Control system is designed in accordance with the safety requirements of medical electrical system. 3. Security sensors are adopted to automatically detect if there any obstacles when the door is closing and keep the door opening to ensure the safety of passengers or equipments. 4.Whenever obstructions happened during operation, the door will rebound automatically to ensure the safety of passengers. 5.Operating quietly and fast, the sound insulation effect is good.