[Working principle of car radiator electronic fan]:
The car radiator electronic fan senses the engine temperature through the electronic control system, automatically starts and adjusts the fan speed, sends cooling air into the water tank, reduces the water tank temperature, and maintains the normal working temperature of the engine.
[How to identify the quality of products]:
1. Fan speed: Check whether the fan speed is stable and whether it can effectively reduce the water tank temperature.
2. Electronic control system: Check whether the electronic control system is sensitive and whether it can intelligently adjust the fan speed.
