Sold as 1/Each. Includes(1)Febreze PLUGwarmer with Fade Defy Technology. Fill your home or business with a fresh variety of enjoyable Febreze PLUG scent refills. Delivers a first-day freshness thatlasts50 days(on low)with digitally controlled scent release. Safety Data Sheet. Low-level indicator light tells you when its time to refill. Continuous, automatic odor fighting and freshness for every room of your business.