Air purifiers help clear out dust, pet dander and other harmful toxins in your home. Save when you buy one on sale on Amazon.

With endorsements from Wirecutter, Consumer Reports and Gear Patrol (along with thousands upon thousands of Amazon reviews), Coway is one of the most highly rated brands in the crowded space of air purification.

The Dyson air purifier utilizes multiple sensors which can detect and report on the air quality automatically. Auto Mode’s unique algorithm can diagnose the real-time air quality of your home, then react immediately to capture pollutants without using any energy it doesn’t need to.