Our plug ins come in our full fragrance room to keep gently scenting your home. Each plug in units comes with one scent bottle. Maybe purchase some refill bottles so you can change your homes background scent whenever you fancy. Light blue is a casual and breezy, sparkling fruity-floral scent that evokes the spirit of the Sicilian summer. Mouth-watering and fresh notes of lime and cedar are bringing an image of the South woods on the seashore. A very popular summer fragrance.