Ultrasonic Aroma Diffuser: This aroma diffuser uses ultrasonic technology to create a comfortable environment by adding essential oils. The humidity in the room is increased and the fragrance molecules are distributed to ensure a pleasant climate. It is suitable for salons, SPA, bedrooms, living rooms, kindergartens, offices, etc. 500 ml water tank content & BPA-free: Large capacity and more vapor. Up to 10 hours of work. Refreshes and humidifies the air in rooms from 25 to 60 m. The diffuser contains BPA-Free and is safe for children and pregnant women. 7 different changing lights: The LED lighting can be set to 7 soft and calming colors. Press the lighting button to adjust the lighting (steady light / color change). In addition, you can turn off the diffuser LED lights while you sleep. Remote control and setting of 4 timers: You can easily set the timer (60min / 120min / 180min / continuous light) and set the transmitter with the controller. Simple operation via two buttons on the side of the diffuser and the remote control. Automatic shutdown without water: The diffuser switches off automatically when the time has expired or when there is no more water.