![](http://www.dyson.com/images/fans/fanLargeFaceOn.jpg)
![](http://www.dyson.com/images/technology/air_multiplier/noneBuffeted.jpg)
Using an airfoil-shaped ramp (like a cross-section through an airplane wing), airflow is amplified 15 times. This creates a smooth, powerful airflow, with no need for fast-spinning blades.
![](http://www.dyson.com/images/technology/air_multiplier/buffetedAir.jpg)
The blades on conventional fans cause unpleasant buffeting because they chop the air before it hits you.
$300-$330 @ dyson