1 Simulated flame lightWIth colorful night light create a romantic and soothing atmosphere 2 Aroma diffuserCan be added essential oil spread pleasing fragrance relax body and mind 3 Purify the airCrystal salt stone release the negative ions to help you breathe fresh air 4 Prevent dry burnAutomatically power off when the water is used up 5 Timing shutdownTimed for 136 hours convenient for use and saving energy