COMPATIBLE WITH SCENT PLUG REFILLS: Designed for use with Yankee Candle Scent Plug fragrance refills EASY TO USE: Simply plug into a standard wall outlet and insert a fragrance refill FLAME-FREE HOME FRAGRANCE: Electric plug-in design delivers fragrance without an open flame VERSATILE HOME USE: Ideal for bedrooms, bathrooms, hallways, and other small to medium spaces TWO DESIGNS, ONE UNMISTAKEABLE SCENT: packaging may vary as we transition to our new look.