EASY TO USE: This top-fill, tankless designed humidifier easily fills from the top and operates using a control knob. Perfect for the bedroom, living room, or anywhere throughout your whole home. | LARGE ROOM HUMIDIFIER: This cool mist humidifier is intended for rooms up to 540 sq. ft. and has a high humidification output of up to 2. 5 gallons/day. The humidity output controls the amount of humidity distributed to your room. | VERY QUIET OPERATION: Thanks to effective high-frequency technology, water is converted into a micro-fine mist and sent into the indoor air by a fan. It has a silent steam operation for a peaceful night's sleep (operation noise level:

Experience the ease and user-friendliness of the U300 Ultrasonic Humidifier. Winner of the prestigious Red Dot Design Award, the top fill feature offers a cleaner, more convenient method of maintaining your unit. The control dial lets you configure the desired output level and immediately experience how refreshing humidified air feels. In addition, you can add essential oils to the fragrance tray to create a personalized and soothing atmosphere. Using the tank window and the low water level indicator, you can immediately tell when the water needs to be refilled. The U300 can be cleaned easily and integrated accessories help keep the water fresh.