[Ultrasonic Aroma Diffuser] Ultrasonic technology converts essential oils into ultra-fine mist to humidify the air. Ideal for relieving stress and calming the mood. Help sleep and moisturize the air. [Automatic shutdown without BPA and water] This oil-free humidifier is made of BPA-free materials to ensure 100% non-toxic and safe operation for babies and children. The humidifier switches off automatically when there is no water. This helps improve safety and energy efficiency. [6 different LED light colors] The night light effect of 6 colors has a calming effect and offers two modes: constant / color change. You can customize the color. The soft lighting creates a romantic atmosphere and helps you take out the hustle and bustle get rid of modern life. In addition, it can act as a night light, children are not afraid to sleep in the dark, it is an ideal humidifier for babies / children. [4 time setting modes] 1 hour / 3 hours / 6 hours / stable. You can select the timer setting you want by simply pressing the fog button. Long press the fog button to operate. A beep means heavy fog and two beeps mean light fog. Aromatherapy humidifiers can be used in beauty salons, spas, bedrooms, living rooms, offices, etc. [550 ml water capacity] The powerful humidifier has a capacity of 550 ml and produces 30 to 50 ml of water per hour, not too big or too small. Update your own voice in a room from 10 to 60 square feet and switch The uninterruptible power supply for up to 10 hours. The stylish wood grain gives the diffuser a beautiful natural look.