Best in its class & ndash; delivering the highest cfm'sper of any fan in the industry. Hyper Fan's develop higher static pressures & higher airflows than any other mixed flow fans in the market. They are the answer to a unified environmental solution for your garden. Every fan includes a detachable, fully-adjustable speed control. In addition to the highest airflow & Highest static pressure, Hyper Fan's have the lowest power consumption, ensuring the best performance & the lowest cost of ownership. The state-of-the-art digital DC motor is reliable & long lasting. Laminar flow blades & stators for best efficiency of any line of fans.