Bestbuy offers LG - PuriCare Mini Air Purifier - White for $99.99 (orig. $199.99) free shipping.

Product Description:
The micro particle sensor inside the LG PuriCare™ 360° Air Purifier detects contaminants as small as one microns or smaller in diameter (≤ PM1), for more effective filtration. Enhance home comfort by efficiently eliminating these microscopic pollutants for improved air quality.