Ultrasonic ยท AquaOasis

AquaOasis Parent Humidifier

Ultrasonic humidifier

Updated October 2026

Quick verdict

A well-matched choice for dry winter bedrooms.

Strength
6 liters tank.
Trade-off
Needs regular cleaning to stay hygienic.
Right buyer
Dry winter bedrooms.
Run time per fill
48 hours
Wattage
30 watts
Prices change often; the button shows today's price.

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Why it matters

The AquaOasis Parent Humidifier is an ultrasonic humidifier with a 6 liters tank.

Run time per fill, per the maker: 48 hours.

Aim for 40 to 60 percent relative humidity indoors: drier air irritates airways and skin, wetter air feeds dust mites and mold. Use distilled or demineralized water to avoid the white mineral dust ultrasonic mist leaves behind.

A full tank holds about 6.0 liters, which adds roughly 13 pounds of water to carry or lift to the sink and back.

Spread over 48 hours, that tank works out to about 125 milliliters an hour, the rate on the setting the run time was measured at; higher settings empty it faster.

Its tank of 6.0 liters is above the middle of the range we cover: 51 of the 78 humidifiers with a stated figure come in lower, and the range runs from 0.7 liters to 20.1 liters.

Its stated run time of 48 hours is above the middle of the range we cover: 43 of the 69 humidifiers with a stated figure come in lower, and the range runs from 10 hours to 130 hours.

Price-wise it sat in the middle third of the 74 ultrasonic models we cover when we checked; the button shows today's price.

It qualifies for our list Best Cool Mist Humidifiers, where it is ranked against every model that meets the same rule.

Compared with the AquaOasis AO-101 Humidifier: power draw 30 watts here vs 24 watts; run time 48 hours here vs 26 hours.

Who it's for, and who should skip it

Good fit if

  • Dry winter bedrooms
  • Owners who will clean it weekly

Look elsewhere if

  • Rooms far larger than its rating

Pros and cons

Pros

  • 6 liters tank
  • Runs 48 hours per fill

Cons

  • Needs regular cleaning to stay hygienic
  • Ultrasonic mist leaves white dust with hard water

Limitations to weigh

  • Not stated on the AquaOasis Parent Humidifier listing: rated room size, noise level. Ask the seller or check the manual before relying on it.

Specifications

The bracket shows where each figure comes from.

Model numberParentRetailer
Wattage30 wattsRetailer
Capacity6 litersRetailer
Run time per fill48 hoursRetailer

Alternatives worth comparing

More room humidifiers we cover

All room humidifiers, compared in one table

Final verdict

A well-matched choice for dry winter bedrooms. Confirm the model it fits before ordering.

Where to buy

Prices change often; the button shows today's price.

Each button opens this exact model. We may earn a commission on tracked links; it never changes what we publish. Disclosure

Questions buyers ask

How long does the AquaOasis Parent Humidifier run on one fill?
The listing gives 48 hours from its 6 liters tank, on the setting the seller measured; on high it runs out sooner.