Lasts 60 days. Contains 1 Warmer and 1 Fragrance Bottle. Crisp Breeze captures the cool morning air with a combination of light florals, gentle eucalyptus and herbs. 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.