Humidifier -Essential Oil Aroma Diffuser Humidifier Highlights Generic Brand Essential Oil Aroma Diffuser Humidifier Description: Our essential oil diffuser has a capacity of 400ml. It can work for 7-18 hours in strong mist mode and 10-12 hours in weak mist, which can diffuse the aroma vapor in your room. Waterless Auto Shut-off: You can change the light according to your feeling at the time, constant color or 7-color rotation, and each light has bright mode and. When the time is up or there is no water, the cool mist humidifier will automatically stop, there is no risk of burns. Reduce Allergy Symptoms in Dry Climates in Winter: Helps improve breathing and sleep, relieves allergies and reduces electrostatic shock in dry climates. - calm: You can even mix two or more essential oils to create a unique blend. A little white noise that you hardly notice, it can help you relax and sleep better, but it's not bothersome at all. A GREAT GIFT IDEA: This winter, give the aroma diffuser to your family or friends to express your love. Specification: Material: Polypropylene PP and ABS Working Power: 12W Capacity: 400ml Noise: