DREO HM306S Smart Auto-Control Humidifier

DREO is recognized as the No.1 Tower Fan Brand in The U.S. based on Stackline data for Amazon U.S. Retail Sales of Tower Fans from Jan 2022-Dec 2023.

What is the DREO HM306S?

The HM306S is a cutting-edge 3-liter humidifier designed to provide an enhanced automatic dryness relief experience across multiple scenarios. It features a real-time humidity sensor and algorithm that automatically monitors and adjusts humidity levels, ensuring optimal humidity without constant manual adjustments. This device also includes customizable RGB ambient lighting with over 1,500 color options, operates at a whisper-quiet noise level below 26dB, and offers smart control via the DREO app.

What is the DREO HM306S for?

The HM306S is ideal for rooms requiring automatic dry air discomfort alleviation, including nurseries, bedrooms, plant rooms, and small living spaces. Its Auto Mode precisely tracks humidity levels and intelligently adjusts mist release based on real-time conditions, providing hands-free comfort for hours. The customizable RGB ambient lighting allows users to match the light to any mood or scenario, while its whisper-quiet operation maintains a serene environment. Smart controls through the DREO app enable easy management of all settings, tailoring the environment to personal comfort and style preferences.

Key Product Features (KSPs)

Product Name: DREO Humidifier HM306S

Product Positioning: Smart auto-control humidifier with 2.4MHz mist and RGB light for instant relief.

Scenario: Suitable for living rooms, plant rooms, and various home environments.

Fast and Comfortable Dryness Relief

  • Ultra-Fine Mist Technology: Utilizes 2.4MHz ultrasonic technology to produce 5µm ultrafine mist, enhancing comfort and providing quicker dryness relief compared to 1.7MHz humidifiers.
  • High Mist Output: Releases a powerful 40-inch tall mist, 25% higher than conventional humidifiers, ensuring superior coverage and efficient humidification of larger spaces.
  • High Capacity: Provides up to 250ml/h output, covering areas up to 300 sq. ft.
  • Doesn't Wet Surfaces: Taller and uniform mist release helps avoid dampening of desks or surrounding areas.

Auto Control, Real-time Accuracy

  • Automatic Humidity: Easily set and maintain humidity levels anywhere from 30% to 90% hands-free.
  • Real-time Accuracy: Offers ±5% precision, double the accuracy of conventional humidifiers (±10%).

Smart Control

  • Customizable RGB Ambient Light: Users can choose from over 1500 color options available (does not change with humidity levels).
  • Display: Real-time monitoring and display reacts even with 1% changes in humidity (±5% accuracy).
  • Indicator Light: The 3-color light syncs with humidity levels.
  • Schedule Specific Functions: Program functions to work according to routine.
  • 24-Hour Scheduling: Available via DREO App.

All-night Comfort

  • 3L Capacity and 30H Run-time: Significantly reduce the need for frequent refills to enjoy whole night humidity without interruptions.
  • Ultra Quiet: Noise level lower than 26dB.

User Friendly

  • Top-fill, Easy Clean: Enjoy effortless pouring and cleaning with its wide open top design; the transparent water tank further provides clear visibility of water level and quality.
  • Built-in Aroma Pad Tray: Enjoy the experience of aromatherapy humidification.
  • 360° Rotatable Nozzle: Turn the nozzle in any direction to fully control and customize the mist output and flow.
  • Auto Cut-off: Automatically cuts off power when the tank runs out of water.
  • 12H Timer: Set it to automatically turn off when needed.

Specifications

CategoryFeatureDetail
PerformanceNoise Level26dB
Fine Mist2.4MHz High Freq. Atomizer; 5µm Ultrafine Mist
Mist Height40 inches
Sensor Accuracy±5% Humidity Accuracy
Effective AreaUp to 300 sq.ft
Mistwave TechnologyFast mist distribution throughout any room
Capacity3 Liters
6°Tilted StructureDoesn't wet surfaces
PerformanceRGB Light1500+ Customizable RGB Ambiance Light Color
Humidity Indicator Light ColorsYellow: Dry, Humidity < 30%; Green: Comfortable 30% < 60% humidity; Blue: Over Humidity ≥ 61% humidity
IOTDREO app, Alexa, Google Home, and Siri.
Top Fill DesignEasy to fill, easy to clean
Feature4 Touch ButtonsOn/Off Button; Mist level Button; Auto Button; Night Light Button
Runtime30H Long run time
ModesAuto Mode, Manual Mode, Sleep Mode
Auto ModeDefault 60% humidity value; Auto humidity setting range: 30%-90%
Mist Outlet360° dual mist outlet
Aroma Pad TrayBuilt-in essential oil tray

Feature Highlights

2.4MHz High Frequency Atomizer & 5µm Ultrafine Mist

The DREO HM306S utilizes advanced 2.4MHz high-frequency atomization technology to produce an exceptionally fine mist, measuring just 5 micrometers. This ultrafine mist ensures efficient and widespread humidification without wetting surfaces, providing superior comfort.

30 Hours Maximum Runtime & 3L Big Tank

With a generous 3-liter water tank capacity, the HM306S can operate for up to 30 hours on a single fill, significantly reducing the need for frequent refills and ensuring continuous comfort throughout the night or day. (Tested by DREO lab under lowest mist settings.)

360° Dual Mist Outlet

The humidifier features a 360° rotatable dual mist outlet, allowing users to fully control and customize the direction and flow of the mist output for optimal coverage and comfort.

Self-cleaning Tank & Easy Clean Design

Designed for convenience, the HM306S features a wide-open top-fill design that makes pouring water effortless and cleaning the tank simple and quick.

1500+ Ambient Light Colors

Enhance your environment with customizable RGB ambient lighting. Choose from over 1500 color options to match your mood or decor, creating a serene and personalized atmosphere.

High Precision Humidistat (±5%)

Equipped with a high-precision humidistat, the HM306S accurately maintains target humidity levels within ±5% increments, ensuring consistent and comfortable humidity for your family. This precision is powered by MistWave technology.

Smart Auto Mode

Easily set and maintain humidity levels from 30% to 90% with a single touch via the DREO app or on the control panel, adjusting by 5% increments. The DREO app also allows customization of the 3-color indicator light (yellow for dry, green for comfortable, blue for over humidity) to match specific humidity levels. The device is compatible with Alexa, Google Home, and Siri.

Auto Mode Scenarios:

  • Master Room: Choose the exact humidity percentage for optimal comfort using auto mode in the DREO App.
  • Kids Room: Maintain a 50% healthy humidity percentage automatically.
  • Plant Room: Set up a 60% moist environment for plants with one-tap; auto mode manages the rest.

All-day Comfort with One Tank

The 3-liter tank and 30-hour runtime significantly reduce the need for frequent refills, allowing for continuous whole-night humidity. (Tested by DREO lab under lowest mist settings.)

All-night Freshness & Ultimate Quietness (26dB)

The HM306S operates at an ultra-quiet noise level of less than 26dB, ensuring a peaceful environment for all-night freshness without disturbance. (Tested by DREO Lab at Low Mist Level.)

Simple to Use, More to Enjoy

The top-fill design allows for effortless pouring and cleaning. Additionally, a built-in aroma pad tray lets users enjoy the experience of aromatherapy humidification by adding essential oils.

Healthier Mist with DREO Cartridges

DREO offers two types of mist cartridges (sold separately) to suit user preferences: the Clean Mist Cartridge prevents particle buildup inside the tank, and the Demineralization Cartridge captures minerals to prevent white dust formation.

Competitive Comparison (DREO HM306S vs. Other Humidifiers)

Product NameDREO HM306SLEVOIT OasisMistlet'meJUNICHYHonovosHiswelleHiswelle
IDDREOLëvoitCool Mist HumidifierFEEL TH EHUMIDIFIERlevoitlevoit
Price$49.99$54.99$49.99$44.97$32.99$39.99$43.99
Capacity3L3L2.2L1.9L2L2.5L3L
Humidity Accuracy±5%10%-20%10%-20%10%-20%10%-20%10%-20%10%-20%
Ultrasonic Atomizer Frequency2.4MHz1.7MHz1.7MHz1.7MHz1.7MHz1.7MHz1.7MHz
RGB Ambient LightYes (1500+ colors)NONONONONONO
Runtime30H25H24H24H24H25H25H
Coverage Area300 sq.ft.290 sq.ft.300 sq.ft.300 sq.ft.290 sq.ft.290 sq.ft.290 sq.ft.
IoTYesYesNONONONONO
Auto ModeYesYesNONONONONO
Noise Level<26dB<28dBN/AN/A<26dB<28dB<28dB
Mist Height40 inches≈ 31 inchesN/AN/AN/A≈ 31 inches≈ 31 inches
Mist Nozzle360° nozzle360° nozzle360° nozzle360° nozzle360° nozzle360° nozzle360° nozzle
Dimensions7.68"D × 7.68"W × 10.24"H7.1"D × 7.1"W × 11.8"H5"D × 4"W × 10"H7.8"D × 7.9"W × 7.6"H5.1"D × 5.1"W × 10.2"H6.38"D × 7.12"W × 10.14"H7.2"D × 8.11"W × 11.57"H

Review Procedure

  1. Unboxing and Setup

    Contents: Ensure all components (humidifier unit, power adapter, user manual, and any additional accessories) are included.

  2. Initial Inspection

    Design and Aesthetics: Assess the design, finish, and customizable RGB ambient light via DREO app.

  3. Functionality Testing

    Operation: Power on the humidifier. Test the ease of use for basic operations such as turning the unit on/off and adjusting settings.

    Noise Levels: Measure the noise level using a decibel meter at different settings (low, medium, high).

    Humidity Control: Test the precision of humidity control settings.

  4. Performance Evaluation

    Mist Output: Test the 360° mist nozzle. Evaluate the consistency and distribution of the mist. Check that the tabletop is not wetted by the mist.

    Mist Coverage Area: Test the unit in different room sizes to see if it covers the advertised area effectively.

    Smart Home Integration: Test the compatibility with smart home systems (e.g., Alexa, Google Home). Check the responsiveness and ease of setting up.

  5. User Experience

    Ease of Use: Evaluate the user interface, including the large display and control buttons. Determine if the unit is intuitive to operate.

    Maintenance: Test the ease of cleaning and refilling the water tank. Note any design features that facilitate maintenance.

    Aroma Tray: Move the aroma pad tray cover to switch between scents throughout the day.

Review Consideration

  1. Performance

    Mist Output: Assess consistency, volume, and adjustability.

    Noise Levels: Measure noise at different settings.

    App Control: Smooth application control and user-friendly interface.

  2. Design

    Aesthetics: Evaluate visual appeal and integration with home decor.

    User Interface: Test ease of use of controls and display.

    Maintenance: Consider ease of cleaning and refilling.

  3. Functionality Testing

    Smart Home Integration: Test compatibility with DREO App, Alexa and Google Home.

    Customizable RGB Light: Explore 1500+ color options through the DREO app for personalized lighting.

    Customizable Indicator Light: Set 3 indicator colors (yellow, green, blue) to match different mist levels.

  4. Performance Evaluation

    Price vs. Features: Compare features and performance to price.

    Competitor Comparison: Compare with similar models.

    Long-term Value: Consider durability and maintenance costs.

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