Electric telescopic door, we see a lot of daily life, the following let us understand some of the characteristics of electric telescopic door 1, flexible control, obvious personality: Electric Telescopic door can be completely unaffected by power failure. When the power is cut off, the door body can also be controlled by the key, and then the door body can be adjusted to manual control to avoid being unable to operate when the power is cut off. It has good flexibility and is equipped with LED display screen on the door body, customers can freely change the content of LED according to the actual situation, the electric expansion door will be equipped with a professional self-locking device to ensure that the door body is not affected by the external environment, when the door body closed to open the self-locking device. 2, strong adaptability, security and stability of its installation environment adaptability, which is conducive to maintaining the integrity of the gate, improve its aesthetics. The door can be opened or closed at will to clean the track sanitation of the door body. 3. Install anti-climbing alarm device to monitor the situation of the door body at all times and respond in time. To the company, the community and the family's security is a big safeguard, enhanced the door security. Stable design structure, through the use of the principle of parallelogram door design, shorten the space between the door row, its stability, the internal structure is stable, is conducive to increasing its service life.