NEW (SEE PHOTOS) * Cool and Warm Mist Humidifier. * Patented Zero-Leak Water Tank * Smart Humidity with Essential Oil Aroma. * Convenient Top Fill * Automatic Operation. The Myst is truly the most advanced humidifier ever created, Designed to make every moment of your experience comfortable and stress-free. Developed by Miko, your environment will stay perfectly humidified, calm, and stress-free, for many many years to come. The best investments in life, are investments in yourself.Miko Ultrasonic Humidifier with Cool and Warm MistEnhanced water filtration provides clean humidity that is safe to breathe while delivering cool and warm mist based on comfort levels. The humidifier lasts up to 40 hours with a 1.2-gallon water tank and covered rooms as large as 540 square feet. Ideal for large rooms, bedrooms, nurseries, homes, offices, and dorms. Easy to Clean and Patented No Leak Design, Simply detach the top water tank with a built-in handle to clean and add water.