PureGuardian 1.5 Gal Ultrasonic Warm & Cool Mist Humidifier with UV-C Light, IntelliSense Humidistat, 90-Hr Runtime, for Large Rooms up to 540 Sq. Ft., Black, H5665B

Experience more comfortable air with this GermGuardian top-fill warm and cool mist humidifier—designed for medium to large rooms and ideal for bedrooms, living rooms, nurseries, and home offices. The large 1.5-gallon top-fill tank delivers up to 90 hours of continuous moisture on low, making it a great choice for anyone searching for a long-lasting top-fill humidifier or whole-house humidifier alternative. Ultrasonic technology quietly disperses a fine warm or cool mist to help relieve dry air, congestion, and discomfort. For added peace of mind, the built-in Silver Clean™ protection helps inhibit the growth of odor-causing residues on the tank surface, while the optional UV-C light offers an added layer of chemical-free sanitization, perfect for shoppers looking for a humidifier with UV-C light or a clean mist humidifier. The Intellisense humidistat automatically adjusts mist output to maintain your ideal humidity level. Enjoy customizable comfort with 3 mist speeds, whisper-quiet 35dB operation, aromatherapy tray for essential oils, 7-color night light, and a dedicated sleep mode that turns off display lights for nighttime use. A low-water indicator and auto shut-off add effortless safety. Engineered in the USA and ETL Certified, this reliable warm and cool mist ultrasonic humidifier delivers trusted performance and long-lasting comfort for your home.

• TOP-FILL LARGE TANK: Easy top-fill design with a spacious 1.5-gallon water tank, delivers 90-hours of runtime on cool mist/low speed, this humidifier is perfect for medium to large rooms. A great choice for anyone searching for a top-fill humidifier with long run time.
• IDEAL FOR MEDIUM TO LARGE ROOMS: Provides comfortable humidification for spaces up to 410 sq. ft. (cool mist) or 540 sq. ft. (warm mist)—an excellent whole-room humidifier for bedrooms, living rooms, nurseries, and home offices.
• ULTRASONIC WARM & COOL MIST: Advanced ultrasonic technology quietly disperses a fine warm or cool mist to help relieve dry air, making this an ideal ultrasonic humidifier for year-round comfort.
• OPTIONAL UV-C & SILVER CLEAN: Built-in Silver Clean protection helps inhibit the growth of odor-causing residues on the tank surface, while the optional UV-C light offers an added layer of chemical-free sanitization.
• INTELLISENSE HUMIDISTAT CONTROL: Smart humidistat automatically adjusts moisture output and displays real-time humidity levels. Features include quiet operation at just 35dB, 3 mist speeds, sleep mode, night light, aromatherapy tray, and a low-water indicator with auto shut-off.
• USA-ENGINEERED QUALITY: Designed and engineered in the USA since 2005. This warm and cool mist humidifier is ETL Certified for safety and reliability—trusted performance from GermGuardian.