 foul air out there i need to get rid of it uh the edenpure thunderstorm three pack can generate you some o3 to wipe out those odors odors can't hide from ozone and so you get the edenpure thunderstorm three pack by going to edenpuredeals.com use discount code eric3 e-r-i-c-k-3 you get three of them for less than 200 and you save 200 edenpuredeals.com and then you wipe out odors you can plug it into the wall or you can plug it in with the usb cord