Levoit
Levoit Classic 300S Ultrasonic Smart Humidifier: Cool Mist, No Filter, 300-500 sq. ft., Bedroom & Baby Use
Best smart humidifier for families needing quiet, long-lasting bedroom air comfort.
Experience optimal air comfort with the Levoit Classic 300 Cool Mist Humidifier. This ultrasonic humidifier features an extra-large 6L tank, providing up to 60 hours of continuous operation, perfect for large rooms up to 753 sq ft. Enjoy smart control via Wi-Fi and the VeSync app for scheduling and customized settings, or use simple knob control. Its whisper-quiet operation at 30dB ensures a peaceful environment, while the top-fill design makes refilling and cleaning effortless. Made with BPA-free materials, it's safe for all users. Includes an aroma box for essential oils and a 360 rotating nozzle for directed mist.
$54.99
Owner Satisfaction
4.5
/ 5
Category Rank
20
/ 486
#20 in Humidifiers
Price vs Category Average
-52%
Below average
Humidification method
Ultrasonic
/ Ultrasonic
Who it's for
- Busy homeowners wanting remote control and automated scheduling
- Budget-conscious buyers avoiding recurring filter replacement costs
- Parents and light sleepers needing quiet, effective room coverage
Who should skip it
- Homeowners sensitive to dust settling on dark furniture
- Users who prefer low-maintenance appliances without frequent cleaning
- Shoppers unwilling to purchase distilled water for daily operation
Performance breakdown
Runtime Efficiency
The massive six-liter tank keeps air hydrated for over two full days.
Smart Integration
VeSync app connectivity makes scheduling and mist control incredibly intuitive.
Maintenance Ease
Top-fill design and dishwasher-safe components simplify the cleaning process significantly.
Acoustic Performance
Whisper-quiet operation ensures undisturbed sleep even at higher mist settings.
Coverage Capability
Powerful output effectively humidifies large rooms up to 753 square feet.
Aromatherapy Versatility
Integrated aroma box adds a nice touch for essential oil diffusion.
Key Specs
Humidification method
Ultrasonic
Run time
60 h
Volume capacity
1.59 gal
Dispensing temperature
Cool Mist
Features
Automatic Shut-Off
Brand
Levoit
Coverage
Up to 753 sq ft
Noise Level
30dB
Features
- Large 6L capacity for up to 60 hours of continuous operation.
- Covers large rooms up to 753 sq ft with a 500 mL/hr mist output.
- Wi-Fi enabled with VeSync app for smart scheduling and control.
- Whisper-quiet operation at 30dB for undisturbed sleep.
- Easy top-fill, leakproof, and dishwasher-safe tank for convenient maintenance.
- Includes an aroma box for essential oil diffusion.
- 360-degree rotating nozzle for customizable mist direction.
- BPA-free materials ensure safe use for families.
- Automatic Shut-Off feature for safety.
- LED display for clear visibility.
What customers say
The Levoit Classic 300S is celebrated for its remarkable ease of use, highlighted by a convenient top fill design and an intuitive smart app. Its quiet operation is perfect for bedrooms and nurseries, fostering a comfortable atmosphere. The filterless system enhances its value by simplifying maintenance. This humidifier effectively adds moisture to the air, delivering noticeable comfort and contributing to a more pleasant living environment. Users appreciate its straightforward operation and minimal upkeep, making it a highly regarded choice for improving home air quality.
Know before you buy
No, you should not add essential oils directly to the water tank as this can damage the plastic components. Instead, use the dedicated aroma box located on the side of the unit to safely diffuse your favorite scents.
To prevent mineral buildup and ensure optimal performance, it is recommended to clean the tank and base once a week. The top-fill design and dishwasher-safe tank make this process straightforward.
Yes, the unit operates at just 30dB, which is whisper-quiet. It is designed to be unobtrusive, making it an excellent choice for bedrooms or nurseries where a peaceful environment is essential.
No, the Levoit Classic 300S is a filterless ultrasonic humidifier. This eliminates the ongoing cost and maintenance of purchasing replacement filters.
Yes, because the unit is Wi-Fi enabled, you can use the VeSync app to adjust mist levels, set schedules, and monitor humidity levels from your smartphone, even when you are not at home.
The humidifier features an automatic shut-off function. If the water level becomes too low, the device will power down automatically to ensure safety and prevent damage to the unit.
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