Crane Small Ultrasonic Diffuser and Air Humidifiers for Bedroom and Office, 0.2 Gallon Cool Mist Humidifier for Personal Use, No Humidifier Filters Needed, White. PERSONAL HUMIDIFIER: Crane Personal Ultrasonic Humidifier and Diffuser features an easy-to-clean, compact tank that holds. 2 gallons of water− perfect for humidifying indoor spaces up to 160 square feet for 8 hours.
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