Right now you can grab this Ultrasonic Cool Mist Humidifier – Premium Humidifying Unit with Whisper-Quiet Operation, Automatic Shut-off, and Night Light Function for only $39.99 (reg. $99.99!). This humidifier is highly rated with 4.4 stars and over 1,200 reviews. Even better, you can also get free shipping on any order of $49 or more OR snag FREE 2-day shipping with Amazon Prime. Features of this humidifier include:

• Ultrasonic cool mist technology safely moisturizes the air for up to 16 hours of continuous operation so you can breathe easy and get more restful sleep
• 1.5-liter tank capacity provides ideal coverage for bedrooms, offices, and other medium-sized rooms
• 360-degree mist nozzle and dual-speed control make it easy to adjust mist direction and speed to fit your comfort level
• Automatic shut-off safely turns humidifier off when water level is low or the water tank is removed