BONECO U200 Cool Mist Humidifier Review

Find all you need to know about the BONECO U200 Cool Mist Humidifier. What are the best features? How does it work and how does it compare to other models, reviews, and much more.

The BONECO/AIR-O-SWISS U200 Ultrasonic Humidifier is a compact but a very high performing ultrasonic humidifier perfect for smaller rooms. This device features an inbuilt optional blue light, an easy to fill the 1-gallon water tank with a carry handle and water level window.

This humidifier is also attractive making it a good addition to your room. There is also a demineralization cartridge that helps reduce white dust hence keeping the air clean and above of all, the BONECO Humidifier restores a clean healthy humidity into the air. Below is an unbiased review of this humidifier.

Features Of The BONECO/AIR-O-SWISS U200 Ultrasonic Humidifier

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Variable mist output control

The Ultrasonic Humidifier has a variable mist output control. A good device is one that you should be able to regulate at your own preference. This way, you are able to adjust the rate at which mist is being sprayed into the room depending on your own preference.

This help to improve the level of comfort with using the device in your home. There is also easy to use rotary dial that can be turned with a single finger.

Replaceable demineralization cartridge

The humidifier has a powerful Replaceable demineralization cartridge that helps to reduce or eliminate white dust. Whenever you use hard water in the device, this water is likely to form white dust. White dust is not good since it will be sprayed with the water from the device which you might find some white powder on your floor and furniture.

This is the main reason the manufacturers of this device decided to use a demineralization cartridge. This helps to prevent minerals and calcium from being missed out with the water, eliminating white dust in your room. This cartridge also reduces lime and calcium buildup within the unit.

The BONECO Ultrasonic Humidifier has an AC/DC adapter with exchangeable plugs included for international travel use. This has made it easy for people who like traveling with the device. They can now use the from anywhere.

Ultrasonic system

This device happens to be using a metal diaphragm that vibrates at a virtually silent ultrasonic frequency to rapidly generate and disperse a fine, even mist for a comfortable room environment. The ultrasonic vibrations also help to kill the bacteria in the water. The another good thing with this technology is the fact that the mist sprayed is sprayed quietly. In fact, it is practically silent.

If you put it on and place it on high speed and next to your bed when you are going to sleep, you may hear the sound of the fan running quietly. The sound that the fan produces is still soothing and may actually help you sleep more otherwise also referred to as white noise.

Boneco Air-O-Swiss Hydro Cell

This is an optional accessory that provides fresh humidification performance. This is usually activated the moment it comes in contact with water, the hydro Cell with activated carbon technology helps reduce heavy metals, impurities, odor causing chemicals and pesticides from the tap water in the house. This helps to make sure that the mist sprayed is clean and healthy.

The BONECO/AIR-O-SWISS U200 Ultrasonic Humidifier is also energy efficient. Unlike some humidifiers out there, this device consumes a little amount of power. With its good efficiency, this device consumes only 20 watts amount of power which is very good and convenient. This helps to reduce your energy bill considering the amount you would have used to heat your house.

Adjustable rotating mist outlet

The BONECO/AIR-O-SWISS U200 Ultrasonic Humidifier has an adjustable rotating mist outlet. With this feature, you can be guaranteed that you can set the mist sprayed to any direction that you want. Precisely, with this setting, mist can be sprayed to only one direction or it can be sprayed to two different directions.

Manually adjust the outlet vents and the mist will gently waft where you need it to go. With these settings, you are sure that the device is flexible to suit your different needs.

Fragrance container

Some people also value aromatherapy in their houses. Such people prefer a device that sprays the fragrance in the house. This is where the BONECO/AIR-O-SWISS U200 Ultrasonic Humidifier comes in. this device has a fragrance container. This is to create a special relaxing atmosphere. You can remove the container and add a few drops of the essential oil or fragrance to pad or cotton ball to scent the room air.

The device also has a red empty indicator. This indicator light is used to indicate when the tank is running low of water. It will automatically come on when the tank is completely out of the water to show that the tank requires a refill.


  • Portable due to its size.
  • Easy to use settings.
  • Easy to maintain.
  • Economic –does not consume more power.
  • Has an AC/DC adapter for traveling.
  • Safe thanks to the auto shut off feature and the red indicator light.


  • Shot operating time.

Features at a Glance

  • Variable mist output control.
  • Replaceable demineralization.
  • Ultrasonic system.
  • Boneco Air-O-Swiss Hydro Cell.
  • Adjustable rotating mist outlet.
  • Water level window.
  • Ultra quiet technology.
  • Energy efficient as low as 20 watts.
  • Fragrance container.
  • AC/DC Adapter with exchangeable plugs.
  • Red empty indicator.

Product Specifications

  • Product Dimensions: 11 x 6.2 x 16 inches.
  • Item Weight: 5.2 pounds.
  • Shipping Weight: 5.2 pounds.
  • Manufacturer: Air-O-Swiss.
  • ASIN: B00F3E6SHM.
  • Domestic Shipping: Item can be shipped within U.S.
  • Item model number: AOS U200.

Frequently Asked Question

Q. How much does the tank hold?

A. The tank holds 1 gallon.

Q. Do I have to use MEZCAL to clean the base of the humidifier or can I also use a less expensive product such as vinegar?

A. You can also use vinegar but depending on the water hardness, you may need something else to clean it with.

Final Verdict

This humidifier is a great device if you are looking for a humidifier to use in the baby’s room. Apart from that, it can also play an important role if you are frequent traveler thanks to its compact size; you can always carry it anywhere you are going. It also has some value added accessories such as the hydro cell and the demineralization cartridge that guarantees the health of the user is well taken care of.


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