raydrop Cool Mist 2.2L Humidifiers for Bedroom, 28dB Whisper-Quiet Ultrasonic Humidifier, Easy to Clean Home Humidifier, Auto Shut-Off, 30H Work Time, Night Light (Blue)

2.2L (0.58GALLON) WATER TANK: The water tank offers up to 30 hrs of relaxing time on the lowest setting and up to 10 hrs working time on the high setting.
MULTIPLE MIST SETTINGS: Adjust the mist output by rotating the dial knob, so convenient and precise.
EASY TO CLEAN: Designed with 3.74 inches (9.5cm) large opening, raydrop humidifiers for bedroom is really convenient for your daily clean and easy to refill.
QUIET OPERATION: The new model of raydrop humidifier lowers the noise level to 30dB for quiet humidification without disturbing your study, working or sleeping, away from those nasty noises.
AUTO SHUT-OFF: raydrop humidifier will automatically shut off with red light on when runs out of water. Don't worry about dry running when you are sleeping, since its auto-off feature will provide better protection for you.