有些车库门有特殊功能，如下降遇阻力反弹，上升遇阻力停止，既保护人身与车辆进出安全，又保护门的可靠使用。

Some garage doors have special functions, such as falling down resistance rebound, rising resistance and stopping, which not only protect the safety of people and vehicles, but also protect the reliable use of doors.

有些车库门可接红外线传感器，有效保障人、车辆、宠物的进出安全。

Some garage doors can be connected with infrared sensors to ensure the safety of people, vehicles and pets.

有些车库门设有防盗报警功能，当有人撬门时高音喇叭将发出警报，保护安全。

Some garage door with anti-theft alarm function, when someone breaking the loudspeaker can send out a warning, to protect the safety.

有些车库门设有停电备用电池工作功能，停电后无需手动开门。

Some garage doors have a power stop battery working function, no need to manually open the door after power outage.