**Silent Airflow Experience: With the implementation of a brushless DC motor and a bionic blade structure, the standing fan's efficiency has improved by 40%, enabling it to produce airflow at an inaudible level of 25dB. The noise generated by this ultra-quiet fan is quieter than a whisper.**
**Silent Airflow Experience: With the implementation of a brushless DC motor and a bionic blade structure, the standing fan's efficiency has improved by 40%, enabling it to produce airflow at an inaudible level of 25dB. The noise generated by this ultra-quiet fan is quieter than a whisper.**