Multi-function 5 in 1: Aromatherapy Diffuser?? Humidifier?? Air Purifier?? Ionizer?? Night Light. PLEASE clean it at least once a week</br>Large 500ml water capacity that can continue use up to 10 Hours each time. Besides?? large mist is put out and feel soft</br>Aroma diffuser uses ultrasonic transducer?? vibrating at a frequency of 2.4 million times per second</br>7 Color Changing lights for your choice?? can be turned off entirely?? or can be set to one fixed color</br>4 Timer Settings- 60/ 120/ 180/ Continuous modes.Waterless Auto shut off ensures its safety</br></br>Product Description</br></br><b>HEESAGA Essential Oil Diffuser</b><br> A perfect companion for bedroom?? hotel?? spa?? yoga etc to refresh and humidify the air.<br></p> <b> Essential Oil Diff