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.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.