GH Brothers Germ Free Cool Mist Humidifier, White 1GH Brothers Amazon High Quality Sellers. 2Humidifier spew out a lots of the water mist,it may be fast increasing humidity. 3Ultrasonic Cool Mist increases air moisture for easier breathing and a good night's sleep. 4Ultrasonic Drop Shape Humidifier, Very calm and quite personal humidifier, Perfect cool mist bedroom humidifier,it apply to 15 square meters area. 5Portable for Home, Yoga, Office, Spa, Bedroom, Baby Room. Perfect gift idea for family and friends who love aromatherapy or can benefit from Aromatherapy healing.