Whether the Humidifier Has A Strong Humidity Induction

Whether the humidifier has a strong humidity induction. This is very important. If the surrounding humidity is not strong, then it cannot guarantee whether the surrounding humidity reaches the set value range. So how do you know if the humidity induction of the humidifier is good?
You can use a humidity table, then set the humidity of the humidifier, after a while, see if the value set by the humidity table and the humidifier is consistent. Watch if the humidifier has filtering function.