1 / 7Levoit OasisMist 1000S 10L Smart Ultrasonic Humidifier
The Levoit OasisMist 1000S is a 10-liter smart ultrasonic humidifier for large rooms, with listing-claimed coverage up to 600 square feet and runtime up to 100 hours. App scheduling, voice and remote controls, and a top-fill design may suit buyers seeking fewer refills and flexible operation.
At a glance
- The manufacturer lists up to 100 hours of runtime and a 10-liter capacity, though the runtime should be treated as a claim rather than a guaranteed interval.
- Listed coverage is up to 600 square feet. The feature description also claims 350mL/h mist output and more than 5 feet of mist height.
- A top-fill opening is described as making refills and cleaning easier.
- App scheduling and humidity customization are listed, alongside voice and remote control.
- Auto, Plant, Aroma and Sleep modes are described in the listing.
Reference price: $149.99
Price checked: Nov 13, 2026
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Pros and cons
Pros
- Large 10-liter capacity and claimed 100-hour runtime may reduce refill frequency compared with smaller-tank options.
- Top-fill design and included cleaning brush provide practical help for refilling and maintenance.
- App scheduling, remote control and voice control offer several ways to adjust operation.
- Plant, sleep and auto modes broaden its stated use beyond basic manual humidification.
Cons
- At 28.7 inches tall, its tower form needs a suitable floor location and storage space.
- Cleaning convenience is not assured in practice, with customer feedback split on how easy maintenance is.
Technical specifications
16 specifications| Brand | Levoit |
|---|---|
| Model | OasisMist 1000S 10L Smart Humidifiers for Large Room Bedroom, |
| Water capacity | 10 liters |
|---|---|
| Listed floor area | 600 square_feet |
| Operation mode | Ultrasonic |
| Runtime | 100 hours |
| Filter type | Demineralization |
| Control method listed | Voice |
|---|---|
| Listed special features | Aroma Diffuser, Auto Shut Off, Humidifier for Home, Plant Mode, Quiet, Remote Control, Smart Control, Smart Humidifier for Large Room, Timer, Voice Control |
| Voltage | 120 volts |
|---|---|
| Wattage | 27.5 watts |
| Power configuration | Corded Electric |
| Dimensions | 10"D x 8.4"W x 28.7"H |
|---|---|
| Weight | 6.4 pounds |
| Color | Pearl White |
| Material listed | BPA free |
What to know before buying
- The listing's 100-hour runtime, 600-square-foot coverage and 350mL/h output are manufacturer claims, not independently verified performance. Use distilled or purified water as the listing recommends.
Listing details to confirm
Listing details are inconsistent: the model name ends with a comma, the model-number and part-number entries use different regional suffixes, and the broad title does not clearly state cool mist even though the description specifies cool mist. Confirm the exact selected model and configuration. The listed voice control, app scheduling and remote are stated separately, but the listing does not clarify which controls require app setup or compatible services.
What’s in the box
- Cable winderIncluded
- Quick start guideIncluded
- ScrewdriverIncluded
- Smart ultrasonic tower humidifierIncluded
- StandIncluded
- 4 screwsIncluded
- Aroma padIncluded
- Cleaning brushIncluded
- Remote controlIncluded
- User manualIncluded
- Aroma box or accessory kitCheck selected pack
Check which accessories are included in your selected pack before buying.
Who is it for?
A good fit for
- Buyers seeking a high-capacity humidifier with less frequent refilling, subject to real-world runtime and settings.
- People wanting scheduled or remote operation for a bedroom, living room, office or plant area.
- Shoppers who prefer a tower-style, top-fill ultrasonic humidifier and are comfortable with periodic cleaning.
Less suited to
- Buyers needing a compact tabletop humidifier or a clearly documented warm-mist option.
- Anyone requiring proven long-term reliability or guaranteed coverage and runtime from the listing claims alone.

Customer reviews on Amazon
- 5 stars
71% 71% - 4 stars
14% 14% - 3 stars
6% 6% - 2 stars
3% 3% - 1 star
6% 6%
Customer feedback highlights perceived effectiveness and quiet operation, which may matter in a bedroom or other occupied room. Reports also raise reliability concerns, while value and ease of cleaning draw mixed reactions. These experiences are separate from the listing's capacity and runtime claims, and the mixed maintenance feedback is relevant to a large-tank device that requires regular cleaning.
Positive themes
- Customers describe the humidifier as effective.
- Customers appreciate its quiet operation.
Negative themes
- Some customers report reliability problems, including units that stopped working soon after use or would no longer turn on.
Mixed feedback
- Customers differ on whether it represents good value.
- Feedback is split on how easy it is to remove parts and clean the humidifier.
Frequently asked questions
How large is the water tank?
The listing specifies a 10-liter capacity.
How long can it run between refills?
The listing claims up to 100 hours. Actual runtime can depend on operating conditions, and the supplied information does not define the settings behind that maximum.
What room size does it cover?
The listed coverage is up to 600 square feet. This is a manufacturer claim, not a verified result.
Does it offer warm mist?
The product description identifies the OasisMist 1000S as a cool-mist humidifier. Warm mist is not listed for this model.

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