LG Aerosol Dispenser: It can sterilization except mildew,long-lasting fragrance,natural ingredients and degradation,Eco-friendly LG Aerosol ... : 7.5 mins, 15 mins, 30 mins, 24 hours or all night…One can( perfume): 7.5 mins can used 15days; 15 ... : 7.5 mins, 15 mins, 30 mins, 24 hours or all night…6---Switch to "ON", and never face to face sprayer ...