# DREO 747S 11L Smart Ultrasonic Humidifier, 700 ft²

DREO 747S is an 11-liter smart ultrasonic humidifier listed for rooms up to 700 square feet. Its large tank, humidity controls, and app and remote operation suit buyers who want adjustable moisture with fewer refills, though the stated runtime and quietness are manufacturer claims rather than independently confirmed results.

- [Original product page](https://best-deals.pro/product/dreo-747s-11l-smart-ultrasonic-humidifier)
- [View offer](https://best-deals.pro/visit/dreo-747s-11l-smart-ultrasonic-humidifier)
- Market: US
- Language: en-US
- Currency: USD
- Brand: DREO
- Model: DR-HHM017S White
- Category: Home & Kitchen > Heating, Cooling & Air Quality > Humidifiers & Dehumidifiers
- Price: 99.96 USD
- Previous price: 119.99 USD
- Discount: 17%
- Price checked: 2026-11-13T05:37:16.495Z
- Rating: 4.5 / 5
- Reviews: 132

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- The 11-liter tank and stated coverage of up to 700 square feet target larger rooms and reduce the need for frequent refills, according to the listing.
- App, remote, touch, and voice control methods are listed, alongside adjustable humidity control and a humidistat.
- The listing describes a top-fill design, sleep mode, RGB lighting, a timer, an aroma tray, and a rotating nozzle.

## Pros

- Large listed capacity and coverage are a practical fit for buyers humidifying a sizable room.
- Several control options and adjustable humidity settings allow operation from the device or remotely.
- Sleep mode is described as dimming lights and reducing noise.

## Specifications

### Identity
- Brand: DREO
- Model: DR-HHM017S White
- Color: White
- Operation mode: Ultrasonic
### Capacity and coverage
- Tank capacity: 11 liters
- Listed floor area: 700 square\_feet
- Listed runtime: 100 hours
### Features and controls
- Special features: Adjustable Humidity Control, Aroma Diffuser, Child Lock, Humidistat, Leakproof
- Control methods listed: App, Remote, Touch, Voice
### Power and battery
- Power configuration: Corded Electric
### Dimensions and installation
- Dimensions (D × W × H): 9.65"D x 9.65"W x 31.73"H
- Weight listed: 5.7 pounds
- Shape: Rectangular
### Materials and protection
- Material listed: Plastic

## Before you buy

- The title identifies the product as 747S and claims 21dB quiet operation, while another supplied listing title for the same model is HM735S and claims 26dB. The supplied details identify DR-HHM017S White. The 21dB claim is not independently confirmed, so verify the exact model and noise specification for the selected listing. The stated 100-hour runtime and 700-square-foot coverage are also listing claims, not guaranteed results.

## In the box

- Humidifier, DR-HHM017S, quantity 1 (Included)
- Remote control with 2 AAA batteries, quantity 1 (Included)
- User guide, quantity 1 (Included)
- Set of accessories (Included): The listing does not specify which accessories are in the set.

## A good fit for

- People looking for a large-capacity humidifier for a bedroom, living room, office, or other sizable space.
- Buyers who want app or remote access and adjustable humidity settings.
- Users who value a top-fill design and a listed aroma diffuser feature.

## Less suited to

- Shoppers who need independently verified noise, coverage, or runtime measurements.
- Buyers who need a compact humidifier, since the listed height is 31.73 inches.

## Customer feedback

Customer feedback highlights perceived effectiveness, quiet operation, humidity control, tank capacity, and ease of use. Those reports are relevant to the listed 11-liter capacity and adjustable humidity features, but do not establish measured coverage, runtime, or noise performance. The aggregate ratings are mostly five-star, with a smaller range of lower ratings, so experiences are not uniformly positive.
- Positive themes: Customers describe the humidifier as effective and appreciate its quiet operation.
- Positive themes: Feedback also praises humidity control, tank capacity, setup, and remote operation.

## Frequently asked questions

### How large a room is this humidifier listed to cover?
The listing specifies a floor area of 700 square\_feet. This is a manufacturer claim, not a guaranteed result for every room.
### What is the listed tank capacity and runtime?
The listed capacity is 11 liters and runtime is 100 hours. Actual runtime can depend on operating conditions, and the supplied information does not specify the conditions for that figure.
### Can it be controlled remotely?
The listed control methods are App, Remote, Touch, Voice. The supplied information does not identify compatible voice platforms.
### Does the listing confirm a 21dB noise level?
No. The main title claims 21dB, while another supplied listing title for the same model claims 26dB and uses the HM735S name. Check the selected listing's exact model and noise claim.

## Alternative options

- [Large Room Humidifier for Whole House up to 2800 Sq Ft, 5 Gallon \(19L\) Floor Humidifier with 1000mL/h Mist Output, 180° Auto Rotating Nozzle, 6 Mist Modes, App & Remote Control](https://best-deals.pro/visit/dreo-747s-11l-smart-ultrasonic-humidifier)
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## Add-ons

- [DREO 6L Humidifiers for Bedroom, 60H Runtime, 28 dB Quiet, HM524 \| Precise Humidity Control, Easy to Refill & Clean, Nightlight, Cool Mist Humidifiers for Large Rooms, Baby Nurseries & Plants](https://best-deals.pro/visit/dreo-hm524-6l-ultrasonic-humidifier)
- [DREO 4L Humidifiers for Bedroom, 36H Runtime, 28 dB Quiet, HM311 \| Easy to Refill & Clean, BPA-Free, Nightlight, Supersized Air Humidifiers for Large Room, Baby Nurseries, Plants, Indoor](https://best-deals.pro/visit/dreo-hm311-4l-ultrasonic-humidifier)

## Images

![DREO 747S 11L Smart Ultrasonic Humidifier, 700 ft² — 1](https://best-deals.pro/i/5hXCtWMAM08Ou_xYmbInsePFd9VfGhEdTI5287l4AlyU-511FTV7pkvqC5OVsMcaM4oMk6DL25C8UzGyCsfvC7V5TxNwd9wYPxyPgBfoNm4ic9AP2cH06vUs.jpg)

![DREO 747S 11L Smart Ultrasonic Humidifier, 700 ft² — 2](https://best-deals.pro/i/U8n2_Vzla_VrK37kxF3d2LM7zrvX84FxAa2WA85XHyhEnZto1m5UCu6xslHmk4ZnPHDlzEK2DsdsGTC9kz4onmaKzCLvCpIDLcHwfnrx9UxQJdqjU10x1RWh.jpg)

![DREO 747S 11L Smart Ultrasonic Humidifier, 700 ft² — 3](https://best-deals.pro/i/byu_VwCKQsICca-DszILGdTwxal9tZX5DPJNcsXW4KB9ViPyinitDv5nAvOzVqzTxJ_Z_Dpy-b53M_xQd6MHyDhJ-wMy3SGgcZsxWlkDGwx0Ve0gPKYTRo5M.jpg)

![DREO 747S 11L Smart Ultrasonic Humidifier, 700 ft² — 4](https://best-deals.pro/i/ViWCdUHCKZSOSUiCPLtW6OVRu_NVSyjKAFE0S6SdpgPDoRehJzBf1kwneOIgXjtyfGRCaMfqTy0YNnIhtW8RgI0ZO-A5Al674Mb-QddEyy4cNK-_C_T0zYnx.jpg)

![DREO 747S 11L Smart Ultrasonic Humidifier, 700 ft² — 5](https://best-deals.pro/i/iAH8Puuryw8QTH9FrqF2eYVoDcOrcwViBfq7oE5OEYj-GZtTdEDnKHY4fLcjpYSSmGoo9h3S6RZp0XpVge79tcBd-g_AAylrHMfaXwesNeZUySFpjPZlU4q1.jpg)

![DREO 747S 11L Smart Ultrasonic Humidifier, 700 ft² — 6](https://best-deals.pro/i/JuXr1UnaUYNrMV49L9B-y3qW44oPBK3-rnkoF8eBSj-DyxnzJjOh4HPckmmxwQGg8JjeMmBZCCOD3iLAOHGvl20HT4VCBcqdRwTIJ7QrcXHfVlrW2TIjsGdI.jpg)

![DREO 747S 11L Smart Ultrasonic Humidifier, 700 ft² — 7](https://best-deals.pro/i/8M_7RsYrO1Jgj8j3gwdtpZmGk13qKFE-HoTZ8pxOkV3KbDQki9PcN0HitlcTjB51K6F-yNvUGrpZjTMr6yyd3Pyki13VKMgjavmpN7tR_FAqoZKaDR16hi2H.jpg)