TOP FAN & TOP-FILL DESIGN: With top fan and top filling design, Kollea cool mist humidifier is easier to refill and can blows out the mist up to 45 inches high to effectively spreading throughout the room. Upward airflow prevents mist from forming water droplets to wet the floor. NOTE: Essential oils are not allowed to be added to this humidifier.

LED SCREEN DISPLAY: Select the desired humidity and the humidifier switches on or off automatically to achieve the desired humidity. With the intelligent moisture sensor, the device can manage the moisture level. The numerical display also shows you the current air humidity in the room.

SUPER QUIET & TIMER: Kollea 4L Large ultrasonic humidifier produces less than 25 dB of noise for a quiet humidification, even at night, without disturbing your and your family’s sleep. If the fan sounds too noisy, you can adjust the mist level to level 0. You can set the automatic shutdown timer in 1 – 8 hours.

ADJUSTABLE MIST and REMOTE CONTROL: 3 mist speed helps you create a soothing, comfortable environment that’s just to your liking. With the remote control, you don’t have to leave the comfort of your bed to adjust settings.

SLEEP MODE and WATER INSUFFICIENT WARN: Press and hold the button for 3 seconds to switch to sleep mode. In sleep mode, the air humidity is set to a certain level, which is 55% (most comfortable for sleep). When the water tank is almost empty, the water shortage symbol on the LED lights up automatically.