1. Simulated flame light——WIth colorful night light, create a romantic and soothing atmosphere. 2. Aroma diffuser——Can be added essential oil, spread pleasing fragrance, relax body and mind. 3. Purify the air——Crystal salt stone release the negative ions to help you breathe fresh air. 4. Prevent dry burn——Automatically power off when the water is used up. 5. Timing shutdown——Timed for 1/3/6 hours, convenient for use and saving energy. 6. Silent work——Low noise ≤36db,noiseless without disturbing sleep or work.