What's special about car keys

Haikou lock you should know those things lost the car key, go with a car key, because of the particularity of the car key, with a car key is a very troublesome thing. Xiaobian tells you what you should know when matching car keys. First of all, we need to understand the difference between car keys and ordinary home keys. As we all know, if the ordinary home key is lost, if there is a spare key, it can be used continuously, or a new key can be matched according to the spare key. Of course, there is a hidden danger. If the person who finds your key knows your address, he can easily enter your home. Therefore, in order to be safe, the lock cylinder of the door lock will be replaced together with a new set of keys after losing a key, so that even if the lost key is found, it is impossible for him to open your door. The situation of the car key is similar. The lost backup key can be used normally. However, the car key is relatively safe and high-end. If we want to equip a remote key, the 4S shop needs to match the new key with a 'code' on the original car. After matching, the new key can be enabled, and the lost key will be invalid. Even if someone finds your old key, he can only open your door by mechanical unlocking, but it is impossible to start your vehicle. Therefore, the security level of this 'code' has become a major factor in determining the price.