Unique Design. With classic wood grain finish?? this essential oil diffuser diffuser covers up to 25-30 square meters?? as a decorative piece?? perfect for your room??office?? yoga room?? hotel room etc.</br>4 Timer Options. Four time setting modes: 1 hour?? 3 hours?? 6 hours or continuous. Create a calming?? relaxing and security environment with Waterless Auto Shut-Off Function</br>Longer Mist Time up to 10 hours. Water tank:300ml. It can last for 6-10 hours. 2 choices of cold mist: weak and strong</br>7 Soothing LED Light. The color can be cycled through or set it to one fixed color. Each color has two light options: dim and brigh"ed ultrasonic technology?? this aromatherapy diffuser will not disturb your study?? work or sleep</br>Diffuser. Adding several drops of oils into it?? it will fill your space with lovely fragrance. With compact and portable design?? the cap of the aroma diffuser is easy to take off. You also can use it as a humidifier if you like</br></br>Product Description</br></br><b>Specifications: </b><br> Product Dimensions:6.6* 6.6*5.7in <br> Product Net Weight:14.4oz <br> Advanced Ultrasonic Technology: 2.4MHZ <br> Working time: up to 10 hours <br> Input power: AC100-240V 50/60HZ <br> Support Lack Water Protection <br> Support Freeze/Fix Light Color <br> Humidification Area: 55-90 sq.ft.<br> <b>Simple Operation</b><br> 1.Put this product on a horizontal position; <br> 2.Lift up the cap of the humidifier?? fill the water tank with purified water; <br> 3.Add drops of aromatherapy /essential oil into the water tank; <br> 4.Connect the humidifier to power source and press " to choose your desired mode.<br> 5.You can press "LIGHT" to change the color of LED light. <br> 6. When the water i