Many of today’s air purifiers feature an Auto mode that adjusts the fan speed based on the air quality. Though it’s Energy Star-certified, the Honeywell HPA300 True HEPA Air Purifier doesn’t have an Auto mode and had high power consumption in our tests. Despite its negatives and costs, we strongly recommend the Honeywell PowerPlus True… Continue reading Honeywell Portable AirPurifier Apps on Google Play