Nantong retractable gates are doors that can freely extend and contract, controlling the size of the door opening and regulating the access and restriction of pedestrians or vehicles. The gates are primarily composed of the door body, drive motor, tracks, and control system. The door body is made from high-quality stainless steel and aluminum alloy profiles, hinged using the parallelogram principle for flexible extension and a large travel range. The drive unit employs a special motor with a worm gear reducer, and features an automatic clutch or manual clutch. The automatic clutch allows for automatic opening and closing during power outages, while the manual clutch enables manual operation during power outages. The control system includes a control panel, button switches, and can be equipped with a wireless remote control as required.Available with a scrolling display screen, showing content of 300-500 characters. Equipped with an intelligent infrared collision avoidance probe, it can automatically return to operation when encountering people or foreign objects within 20-30CM, ensuring safety for vehicles and pedestrians.