Air Wick Freshmatic Ultra Automatic Air Freshener fills your home with continuous, fresh fragrance. Each refill provides continuous fragrance for up to 60 days. The Freshmatic diffuser has 3 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. Based on low setting.