Dyson fans use air multiplier technology to create a powerful stream of uninterrupted airflow streamlined air channels for reduced airflow turbulence make am07 60 quieter than am02 engineered to create powerful airflow using less energy than am02 fan can be programmed to turn off after preset intervals ranging from 15 minutes to 9 hours with 10 precise airflow settings sleep timer onoff and oscillation control curved and magnetized to store neatly on the machine airflow can be directed