3PC Bundle 3-Air Wick Fragance Infused Essential Oil Plug-in Advanced Warmer 3-Air Wick Warmers New Air Wick Advanced! Our ground-breaking plug-in that pulses scent you will notice for up to 60 Days*. With anti-fading technology, boost on demand button, and adjustable frequency settings, you will notice our natural-smelling fragrances from first to last drop. Our new gadget is compatible with all Air Wick Scented Oil refills. Plus, with low-refill alert, you’ll always know when it’s time to replace the refill. *on low setting ANTI-FADING TECHNOLOGY: that automatically releases subtle pulses of fragrance into the air so our natural-smelling fragrances stay noticeable for up to 60 days. FRAGRANCE BOOST ON DEMAND: Instant boost mode is activated through a touch-button located in front of the device. The Boost mode lasts for 45 minutes before coming back to its regular setting. When boost mode is active, the top indicator light and the refill light will illuminate. LOW-REFILL INDICATOR: The low-refill indicator will turn the refill red when it’s close to being empty. It works with a timer that calculates the estimated end of life of the refill based on the settings of the device. INDICATOR LIGHT: Provides subtle illumination through refill to help guide you safely through potentially dark hallways. ADJUSTABLE TO YOUR LIKING: Five fragrance settings allow you to adjust the intensity and frequency of the scented oil release.