“I haven't notice much of a difference. I plugged them in the day I got them.”
“They are ok, no significant change as I’m still seeing dust in the front room and kitchen, tho.”
“Haven’t felt or seen a difference”
“Can’t tell any difference. Sorry”
“Honestly I do not see or feel any difference and I have had my 3 devices plugged in for at least 2 weeks.”
“So far I don't see a difference in the air quality in my condo. Not sure they were worth the money.”
