Lasts 60 days. Contains 1 Warmer and 1 Fragrance Bottle. Country Berries scent is bursting with a refreshing blend of raspberries and strawberries warmed with hints of creamy vanilla. Air Wick Scented Oil offers a breakthrough in freshening your home. Air Wick Scented Oil adds a warm and consistent long lasting fragrance. Adjust fragrance level in just one touch; Air Wick Scented Oil leaves the second outlet free; Release button helps prevent unwanted removal of bottle; Rotating plug allows you to keep unit upright in horizontal and vertical outlets. UL Listed.