Is this 3-in-1 portable air cooler good for sleeping in a bedroom?

Yes. This portable unit is well suited for bedside use in small bedrooms because it combines a low-noise fan, an evaporative humidifier and a soft 7-color night light. Key specifications that support nighttime use include three fan speeds and three atomization modes for adjustable airflow and humidity, a 600 ml water tank for extended operation, and USB 5V power at a modest 10W which keeps motor noise low. The housing uses PP plastic and standard electronic components, which are typical for quiet personal appliances. This product benefits people who need gentle, localized cooling or added humidity while sleeping, such as light sleepers in small rooms or those who want a night light. Note that it is a personal evaporative cooler and humidifier and will not cool a large room like a refrigerated air conditioner.

How long will the fan run on a single water fill and USB power?

It typically runs for several hours on a single 600 ml fill, but exact time depends on the fan and spray settings. The unit has a 600 ml tank and operates at approximately 10W using a USB Type-C connection with a recommended 5V/2A supply; higher fan and atomization modes use more water and energy, shortening run time. In common usage you can expect multiple hours of operation at low or medium settings and shorter durations at the highest combined fan and spray levels. The run time also depends on whether you add ice (which can increase perceived cooling but does not change water volume) and on the power source capability. This makes the cooler useful for desk work, bedside cooling, camping, or short outdoor use; it is not intended for continuous all-day operation without refilling.

Will adding ice make this portable air cooler noticeably cooler?

Yes, adding ice typically increases the perceived cooling effect because colder water produces colder air through the evaporative and fan-assisted airflow. The product’s 600 ml water tank lets you add ice and water so the fan blows cooler air over your face or immediate space, and the three fan speeds allow you to increase airflow when you need stronger cooling. However, this is an evaporative-style personal cooler, so its effectiveness is greater in drier climates; in very humid environments the additional cooling will be less pronounced. This unit is best for people seeking personal cooling at a desk, bedside, or outdoor spot rather than for cooling an entire room or home. It should not be considered a replacement for a refrigerated air conditioning system.

Is this air cooler safe and easy to clean?

Yes. The unit is designed for low-voltage USB operation (recommended 5V/2A) and uses PP plastic and standard electronic components, which makes routine cleaning and safe handling straightforward. The 600 ml tank and simple fill port make refilling and wiping out the reservoir easy; for cleaning, unplug the USB power first, empty the tank, rinse with mild soap and water, and wipe electronics gently with a dry cloth. Avoid immersing the base with electronic components or using harsh chemicals, and allow parts to dry fully before reuse. These precautions make the fan suitable for households with children or pets when supervised. If you need deep cleaning instructions or replacement parts, consult the included manual for model-specific steps.

How does this 3-in-1 cooler differ from a standard desk fan?

It differs by combining three functions—fan, evaporative air cooler and humidifier—plus LED lighting in a single compact unit. Unlike a standard desk fan that only moves air, this model has a 600 ml water tank, three spray/atomization modes to add humidity and cooling vapor, three wind speeds for adjustable airflow, and a 7-color low-light mode for ambience. It runs on USB Type-C power at about 10W and is built from PP and common electronic components for portability and low power draw. This design benefits people who want localized cooling plus added humidity—for example, desk workers, sleepers in dry environments and campers—whereas a plain desk fan is simpler but lacks humidifying and evaporative cooling features. For cooling large spaces, a refrigerated air conditioner is still the more effective option.

3-In-1 USB Air Cooler 600ml 10W | DUTRIEUX

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1/7

3-in-1 USB Air Cooler Fan

€29,95

This DUTRIEUX 3-in-1 air cooler fan combines a personal fan, evaporative cooler and humidifier to deliver targeted cooling and added moisture for your immediate space. The unit uses PP construction with electronic components, runs on USB Type-C 5V/2A and draws 10W for low-power operation.

If you struggle with dry indoor air or uneven cooling from a single fan this device helps by adding humidity while producing cooled airflow. Fill the 600ml tank with water and optional ice cubes to extend cool air output. Adjust wind and spray settings to match room conditions.

600ml water tank for extended runtime when filled with water and ice
Three wind speeds and three spray modes for customizable airflow and mist
USB Type-C 5V/2A recommended input and 10W power consumption for energy saving
7-color LED night light with low-noise operation suitable for bedrooms
Durable PP housing and modular parts that are lightweight and portable for travel
Compatible with USB power banks computers car chargers and USB adapters

Use it at your desk in place of a small desk fan or near your bedside to add humidity in dry seasons. Unlike a room air conditioner this unit is portable and low energy; compared to a plain fan it adds evaporative cooling and humidity control. Origin: Mainland China.

Backed by DUTRIEUX product specifications and tested for standard USB power compatibility this unit is intended for personal cooling and humidifying. Learn more today.

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