Note: Package does not contain essential oils. Appearance improvement: The warm yellow light, wrapped in a transparent cover, the candlelight emits a fresh and moist mist, warm and quiet, relieve your stress and soothe your mood. Ultra-quiet operation: Using ultrasonic technology to atomize water droplets, 120ml capacity, Thearoma diffuser will run for about 8hours at 30dB ultra-low volume,and the flame light effect can be turned off to turn on the sleep mode, relieve your stress. Auto power-off protection: This aroma diffuser is made of high-quality PP material, with a built-in smart chip, which will automatically power-off protection when there is water shortage, bringing you a safe use experience. Aromatherapy Essential Oil: Put a few drops of essential oil in the water tank, the aroma diffuser is equipped with a humidifier function, the moist air is mixed with the breath of nature, relieve the pressure in life, soothe your mood, suitable for sleep, office, yoga etc.,also a nice gift. After-Sale Service: We will provide you with a 12-month worry-free warranty, if you have any questions about this aroma diffuser, you can contact us at any time, we promise to bring you the best shopping experience and after-sales service.