What's the difference between an electric car voice horn and an alarm?

The main function of the voice horn of electric vehicle is to remind the owner and people nearby. For example, please lock your car, or send an alarm signal when someone steals a car.

The internal structure of the alarm is relatively complex, with fire prevention, gas leakage prevention and theft prevention. He needs 24-hour real-time monitoring As far as gas leakage prevention is concerned, it outputs a value through a series of analysis according to the gas concentration in the surrounding environment, and then sends out an alarm signal when it reaches the predetermined value to remind people to take measures.

It can be said that the alarm includes a horn, which has more comprehensive functions.

Whether it is an alarm for fire prevention, gas leakage prevention or theft prevention, it has brought safety to our lives and is very practical.