The Gen-5 EF34 features a quiet, brushless DC motor with larger bearings, enhanced durability, and over 5,000 CFM airflow. Upgrades include a brighter, dimmable, color-selectable LED, typhoon vanes, a tactile remote, and integrated wall-mount bracket. Independently proven by Purdue University, Exhale Fans reduce heating and cooling costs while delivering whisper-quiet, energy-efficient comfort and year-round freshness.