When the telescopic door is installed and used, try to reduce the contact with water and acid-base liquid, otherwise the telescopic door is easy to corrode.
In daily life, our keys are always lost or broken, especially the key of electric door, which is different from the traditional key, and it is difficult to match when lost. First of all, we need to know the frequency of our automatic door key. Generally, there is a sign on the back, and then we can buy one online. The price is not expensive.
After that meeting, the first step is to clear the code, press and hold the up and down keys of the remote control door key at the same time, until the indicator light flashes quickly, and the code clearing is completed. It becomes an empty remote control that can be paired.