We bought the Ionic Pro shortly after our son was born to help improve the air quality in our home since we live in the dusty desert. We have not had any complaints very easy to clean and maintain. Oddly enough the blue light that indicates the power is on works double as a night light if the room is dark!! We have every intention of buying a couple more. One suggestion I would like to add is if you have a large room or if you have two rooms without a full wall separating them you may want to purchase two. Very durable our son has knocked it over several times and all it does is shut off, then...read full review »