Scented oil warmer refill delivers a constantly changing fragrance to create a welcoming atmosphere in your office. Summer Delights scent sweetens the air with the fresh scent of white florals, sweet melon and subtle vanilla. Long-lasting scent provides up to 45 days of continuous use on the low setting. Easy-to-install design quickly clicks into place for virtually immediate use. Refill is designed for Air Wick scented oil warmers (sold separately).