Scented Oil Refill Features A Linen And Sky Scent To Provide A Noticeably Fresh Cloud Of A Fresh-Off-The-Clothesline Scent. Long-Lasting Scent Cleans Away Stink For A Full 50 Days On The Low Setting. Refill Your Febreze Fade Defy Plug (Not Included) And Plug It Into Any Outlet Located In High-Traffic Areas Such As Your Kitchen, Bathroom Or Anywhere Else Odor Lingers. Handy, Low-Level Indicator Light Lets You Know When It'S Time To Refill Your Air Freshener.