The Blue Pure 511 air purifier combines powerful filtration with a sleek, compact design perfect for small spaces. Whisper-quiet, energy-efficient, and easy to use, it delivers cleaner, healthier air with minimal maintenance. Quickly cleans 189 ft² in 12.5 minutes, 454 ft² in 30 minutes and 907 ft² in 1 hour 3 fan speeds quickly removes pollutants such as viruses, bacteria, dust, & odors Consuming as little energy as a single lightbulb Variety of washable pre-filter colors designed to seamlessly blend into your space