Operation confirmed. Hot air, cold air, strong air, all functions work without issue. It's in good condition as it hasn't been used much. This is an older product, so I will test it before shipping. There is no box or instruction manual. No pets, no smokers. Please take a look at the pictures and profile, and please understand that this item has been stored at home. I have other items for sale, so please take a look if you're interested.