Air Wick Pet Odor Neutralization Automatic Spray fills your home with continuous, fresh fragrance. The latest version comes with 24/7 OdorProtect technology that fights odors around the clock. Each refill provides continuous fragrance for up to 60 days on low setting. The latest Freshmatic diffuser provides up to 70 days of freshness per refill on the 40 minutes setting. The sprays bursts at 9, 18 or 40 minutes settings to achieve desired fragrance level. Enjoy the continuous freshness in your bathroom, living room, office or den. Get the confidence of knowing that your home is always welcoming and pleasurable for family and unexpected guests.