Not just for adding moisture to the air， this Comfort Zone Aromatherapy Humidifier has a built-in diffuser that allows you to enhance its soothing cool mist with the essential oil of your choice. This makes it great for creating a relaxing ambiance and helping to relieve symptoms of ailments like colds and allergies. The humidifier's ultrasonic design ensures that it operates whisper quiet. This makes it convenient to use even while you're on the phone， in meetings， while you're studying， and even when you're trying to drift off to sleep. The humidifier with aromatherapy tray has a convenient knob at the front that allows you to precisely adjust the mist intensity to meet the specific needs of your space. The swiveling outlet at the top can be rotated 360° to ensure that it is aimed to the area of the room where it is needed most. An auto shut-off function immediately switches the aromatherapy air humidifier off once the water tank is empty. This helps to keep it safe to run overnight or while you're not in the room. The unit features a sleek and compact design that is easy to move from one location to another. It can be placed on a counter， tabletop or even simply on the floor， and its easy to fit into your luggage for use in a hotel room when you're travelling for work or on vacation.

Whisper-quiet operation: the ultrasonic design is whisper quiet， making this aromatherapy humidifier convenient to use even while you're on the phone at work or studying for an important exam

Built-in aromatherapy diffuser: a built-in diffuser allows you to add essential oils to the water， distributing soothing or invigorating scents into the air along with extra moisture

Adjustable design: a handy knob at the front allows you to adjust the mist intensity; the outlet at the top swivels 360° to allow you to aim the output in your desired direction

Safety auto shut-off: an auto shut-off feature turns the aromatherapy air humidifier off immediately when the tank is empty， helping to prevent damage to the device if it is left on accidentally

Convenient travel size: this humidifier's Compact design makes it easy to move from one room to another or to pack into a suitcase and carry along on all your travels