Kyvol HD3 1.2Gal. Ultrasonic Humidifier, White - Best Babie KVHD3-WH KVHD3-WH Features: 4.5L Tank Capacity & 75H Runtime: Vigoair HD3 humidifier is equipped with a 4.5L/1.18Gal large water tank that runs up to 75 hours between refills and covers a...