Capturing 99.95% of harmful pollutants for improved indoor air quality, this sized-down Pure Cool Me™ BP01 personal purifier fan will cool you with purified air, no matter when you rest, work, or entertain yourself. Specially powered by Dyson Core Flow™ technology to project a focused stream of air, this device boasts a unique dome mechanism that controls the strength of each air jet, so you can direct airflow precisely where you need it.