The Dyson Purifier Cool™ Gen1 purifying fan automatically senses, captures and traps pollutants to purify your whole room¹, while removing 99.97% of particles as small as 0.3 microns.³
To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyzes reviews to verify trustworthiness.
