DREO HM735S 11L Smart Ultrasonic Humidifier

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Product guide

DREO HM735S 11L Smart Ultrasonic Humidifier

DREO HM735S is an 11-liter smart ultrasonic humidifier listed for rooms up to 700 square feet, with a claimed runtime of up to 100 hours. App, remote, touch, and voice controls plus a night light and aroma feature add convenience, while its large capacity may reduce refills.

At a glance

Listing claims up to 700 square feet of coverage and 100 hours of runtime. These are manufacturer claims, not independently verified performance.
App, remote, touch, and voice control methods are listed. The feature description also mentions schedules, cleaning reminders, and humidity customization.
Aroma diffuser, digital display, night light, and removable tank are listed features.
The manufacturer describes a 26 dB sleep mode and customizable RGB night light.

Price

$118.96Save 15%

Reference price: ~~$139.99~~

Price checked: Nov 14, 2026

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Often bought together

DREO 6L Smart Humidifiers for Bedroom, Warm & Cool Mist for Large Room | 60-Hour Quiet Runtime, 500ML/H Output, Smart Humidity Sensor, Indicator Light, App Control, Works with Alexa & Google, Silver

$79.91

DREO Smart Humidifiers for Bedroom, 4L Cool Mist Humidifier | Top Fill, Quiet Sleep 28 dB, 36H Runtime for large room, Touch/APP/Voice Control, Nightlight, ideal for Baby, Plants, Nursery

$40.14

Pros and cons

Pros

Large 11-liter capacity and a claimed 100-hour runtime may mean fewer refills during operation.
Several control options are listed, including app, remote, touch, and voice.
The listed night light and aroma diffuser add optional ambient features.

Technical specifications

15 specifications

Identity and humidification
Brand	DREO
Model	HM735S
Operation mode	Ultrasonic
Tank capacity	11 liters
Listed room coverage	700 square_feet
Claimed runtime	100 hours

Controls and features
Control methods listed	App, Remote, Touch, Voice
Special features	Aroma Diffuser, Digital Display, Night Light, Removable Tank, Smart Control
Filter type	Demineralization Cartridge

Power and materials
Power configuration	Corded Electric
Voltage	120 volts
Material listed	BPA-Free, Plastic, Suitable for Baby
Color	White

Dimensions and weight
Dimensions	10.24"D x 8.86"W x 30.91"H
Weight listed	5.9 pounds

What to know before buying

The 700-square-foot coverage, 100-hour runtime, and 26 dB sleep-mode noise figure are listing claims, and actual runtime and coverage can depend on settings and conditions. The listing identifies an ultrasonic cool-mist humidifier but does not specify the conditions behind its runtime figure.

What’s in the box

Included

Humidifier, 1
Aroma pad
Cleaning brush
Screw, 1
User manual

Who is it for?

A good fit for

Buyers seeking a large-capacity ultrasonic humidifier with multiple listed control methods.
Bedroom or living-room users interested in a night light, aroma feature, and claimed long runtime.

Less suited to

Buyers who need independently verified room coverage, runtime, or noise measurements before choosing a humidifier.

DREO HM735S 11L Smart Ultrasonic Humidifier · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.2 / 5 · 923 ratings

5 stars68%68%
4 stars10%10%
3 stars7%7%
2 stars4%4%
1 star11%11%

Customer feedback describes the humidifier as effective and easy to use, with quiet operation, substantial tank capacity, and a design that some say does not interrupt TV or music. These reports are relevant to its listed 11-liter tank and bedroom-oriented features, but do not verify the advertised runtime or noise level. Opinions on value are mixed, so buyers weighing the large capacity against its cost may want to consider which features matter most.

Positive themes

Customer feedback highlights perceived effectiveness and humidity output.
Customers report quiet operation, ease of use, and appreciation for the tank capacity and appearance.

Mixed feedback

Opinions on value for money are mixed, with some customers finding the expense worthwhile and others disagreeing.

Frequently asked questions

How large is the water tank?

The listed capacity is 11 liters.

What room size does the listing specify?

The listing gives a coverage claim of 700 square_feet. Actual results may vary with room and operating conditions.

How long can it run?

The listing claims 100 hours. It does not provide the operating conditions for that figure, so treat it as a manufacturer claim rather than a guaranteed runtime.

What controls are listed?

App, remote, touch, and voice control methods are listed.