Top 10 Large Oil Diffuser for Large Rooms – Humidifiers

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1. EEssen


Cool Mist Humidifiers Oil Diffuser,EEssen Ultrasonic Humidifier for Bedroom Large Room 4L Last 30 Hours,Whisper-Quiet Auto Shut-off Unique Rotatable Dual Nozzle for Home Office Babies KidsGreen

EEssen #ad - The rubber ring for seal have precise structure to ensure no water will leak out, new design of water level controller to prevent water overflow then leak. Durable & non-leak & clean: water tank made by tough material and protected by foam material, you will not get one with broken tank like other brand. Pleasant fragrance mixed with strong mist, so only one time refill, good smell helps with stress, you will enjoy instant aromatherapy spa at home, relaxation, anxiety, sleep, headaches and more.

Extremely quiet, you will forget its working beside you. Special rotatable dual nozzle: ultrasonic humidifiers is a much powerful vaporizer than other small humidifiers which require cotton stick, cooperated with the top unique 360°dual rotating nozzle and high vapor height, MAX output 500mL/hrs mist to quickly increase humidity for 500 square feet big room or larger, you will enjoy uniform mist distributed and vapor will be abdorbed by air much faster. The tank is smooth and made by anti-germ material for easy cleaning, we advise clean tank with clean water each week and wash with white vinegar or other cleaner each month to keep healthy mist.

Dial knob simple control, stepless humidity level, easily find the precise humidity level you hope. Optional 7 colors night lights, less than 25dB noise, BPA-Free material friendly for babies and pregnant, accompany your kids in darkness and you can turn it off if unwanted. Auto shut-off & silent sleep mode: intelligent auto off after water level is low, just set it then forget it, safety&quality certificate, completely happy shopping experience with our US brand. Big 4L1.
BrandEEssen #ad
ManufacturerEEssen #ad
Height13 Inches
Length7 Inches
Weight0.75 Pounds
Width7 Inches
Part Numberbig humidifiers-dual-4L



SIXKIWI Ultrasonic Cool Mist Humidifier for Bedroom, 3L 30Hours Essential Oil Diffuser for Large Room,Easy Top Fill&Clean,Never Leak,Whisper-Quiet,Auto Shut-Off for Home Office BabyWhite&Grey

SIXKIWI #ad - Diffuser for essential oils: humidifiers with aromatherapy diffuser, helps with stress, strong mist mixed with fragrance will let you enjoy instant aromatherapy spa, anxiety, headaches and more. New cotton-stick-free ultrasonic humidifiers is stronger vaporizer adding much moisture for large whole house, relaxation, sleep, add pleasant essential oils into bottom oil trayNOT tank, big 3L0.

8gallon capacity max 30 hours serve you in a full day or overnight after only one time refill. Dual rotatable nozzle for uniform mist distributed, so vapor will be adsorbed by air faster then the humidifiers take effect quickly, you can easily precisely adjust humidity adding speed to fit your comfort level, really a cool things for your home living room. Solid water tank made by bpa-free material and protected by foam material in box to avoid broken, except the weak indicator light, there is not any other lights to distrub your sleep, we will try for your happy shopping experience. Humidifiers helps for breath: home air humidifiers can release plenty of extremely micro waterdrops and oxygen anion, which helps for restful sleep, itchy skin, full of oxygen anion, chapped lips in dry season, appropriate humidity, which take away dust and harmful particles in air, protect wooden furniture, balance humidity in your room and helps for better breath。Fresh clean air, relieve skin problems such as coughs, much helpful for nursery baby kids elder pregnant office.

To keep the faith of our US brand, completely worry-free device like a silent air purifiers freshener for your health. No need remove tank for fill, never leak. 360°stepless control mist: dial knob simple control, higher fog height and extremely micro waterdrop, stepless humidity level, MAX 500mL per hour mist output to increase humidity fast for a 500 square feet room or bigger.
BrandSIXKIWI #ad
ManufacturerSIXKIWI #ad
Height10 Inches
Length7 Inches
Weight0.75 Pounds
Width7 Inches
Part NumberSIXKIWI
Modeltop fill 3L



Smart Diffusers for Essential Oils ,400ml Small Room Humidifier Essential Oil Diffuser for Home& with Bluetooth Speaker 7 Color LED Night Lights Support APP Control and Auto Shut-off, Cool Mist Humidifiers for Bedroom,Ultrasonic Humidifier Small

LAOPAO #ad - Click "sold by laopao inc” under "Buy Now" button to get help from us. In the wonderful music and gentle mist, your night is softer and your dreams will become more beautiful. We have 12-month warranty for all LAOPAO brand products.

Multifunctional home spa aroma diffuser with cool mist humidifier, you could enjoy fragrance with comfortable cool mist around in your home. This essential oil diffusers works with no noise, 3h, it's a perfect choice for your room. It is safe to use at night. Smart control by phone app easily control the mist of the mini humidifier, music, night light and countdown with your Android or iOS smart phone.

4 timed durations are optional: 1h, 6h and customer defined duration. 2 modes of mist: constant/ intermittent modes are optional. With 400ml capacity it could work longer for you. This air humidifiers will shut-off automatically when water is running out; 7-color lights are adaptable. With bluetooth player function, the essential oils diffusers could connect to your phone and play music.
BrandLAOPAO #ad
ManufacturerLAOPAO #ad
Weight0.9 Pounds
Part NumberLP

4. Aroma Room


Large Room with Auto Shut OffWhite,7Color Light, Baby, Top Fill Cool Mist Humidifiers for Bedroom & Essential Oil Diffuser,1.2L Small and Whisper Ultrasonic Humidifier for Home

Aroma Room #ad - Aroma humidifiers will pump a relaxing and pleasant natural scent throughout your home or work area. Premium materials & auto shut off: aroma essential oil diffuser is made of PP materials, BPA-free and user-friendly. 4 timer settings 1h-2h-4H-On, creating moisture and fragrance evenly and quickly.

This ultrasonic humidifier will automatically shut off when water runs out. Compact size & powerful humidifying: this humidifier diffuser is designed with compact size without occupying extra space. Reliable dry burn protection frees your worry about overheating at night, ensuring all-round safety for your kid and babies. Aroma diffuser improves air quality and creates therapeutic atmosphere at home. Whisper quiet & colorful lights: aroma humidifier with ultrasonic cool mist technology operates below 30dB, always reassures you a restful and sound sleep.

1200ml capacity & patented top filling: 2-in-1 humidifier diffuser features with 1. 2l water tank, providing up to 20 hours of everlasting scent. Patented top filling design makes it convenient to refill without opening the lid. 360°mist nozzle delivers all-round mist, Low-Medium-High-Intermittent mist options for different situations. With exquisite appearance and steady flow of humidification, max mist output reaches 200ml/h, also serves as a cool mist humidifier.
BrandAroma Room #ad
ManufacturerAroma Room #ad
Part NumberOD8002



AOKIY 4L Humidifiers for Bedroom, BPA-Free, 24dB Quiet Essential Oil Diffuser for Large Room, 50H Top Fill Humidifier for Babies, 7-Color Night Light Cool Mist Humidifiers Diffuser, Auto-Shut Off

AOKIY #ad - You don’t need to add water to humidifier multiple times!up to 380 sq. Ft² applicable area, large rooms can also be easily humidified! Bpa-free safe & reliable aokiy humidifier for baby is made of bpa-free materials, keeping babies and children healthy. The sleep mode keeps led lights and indicator lights off, so sleep will not be disturbed by lights! 50hrs work time & 4l large capacity humidifier aokiy 4l1.

7-color night light with the unique color-changing technology, aOKIY cool mist humidifier makes your bedroom full of humid air and dreamy romantic atmosphere. Tips: it is recommended to clean the humidifier once a week; please do not add water to the atomization tube;Please do not add water beyond the maximum water level. 06 gal top fill humidifier allows for up to 50 hours working time—lasts all night! From daytime to the night, it can work continuously. Aokiy cool mist humidifiers will automatically shut off when the water level is low to prevent dry running.

Our cool mist humidifier diffuser allows your home full of fragrant and humid air! 24db no disturbed silent sleep 24db quietly opration, you even don’t hear a thing with this humidifier! Sleep soundly with AOKIY air humidifier. 2-in-1 humidifier & aroma diffuser aokiy top fill humidifier is made of high-quality PP material, so you can drop essential oil directly into the tank, which is convenient and quick. Why not buy a colorful-light humidifier for bedroom to accompany your sleep? .
BrandAOKIY #ad
ManufacturerAOKIY #ad

6. Lecdura


Remote Control Essential Oil Diffuser Ultrasonic Cool Mist Humidifier Run 24 Hrs 7 Colors Lights Timer Adjustable Mist Mode for Bedroom Living Room Home Office Housewarming Mom Wife Gift 500ML

Lecdura #ad - Intelligent quiet diffuser humidifier – diffuser will automatically shut off once the water runs out, 4 mist level(high/medium/low/off and timer1h/2h, to meet the needs of different use time and mist level. Equipped with the unique noise reducing cover, no beeps, create a super quiet working/sleeping ambience.

People will hardly hear it even at a fairly close distance when this humidifier diffuser operates. 7 romantic colorful lights – 7 colorful lights available, and light brightness is adjustable. It's not only a humidifier but also a good idea to decorate your bedroom, you can choose the color you like or make the color cycled, living room, home. At night, it is very suitable to be used as a night light and create an atmosphere. The lights and mist can work independently, If you just want to use it for the night light or don't turn on light. Touch control and remote control – sensitive touch control panel is easy to operate and the included remote also controls any settings.

Especially the remote, it will be much more convenient to adjust the mist level or change colors when you are on the bed or sofa. 3-in-1 aromatherapy device – lecdura diffuser adopts ultrasonic technology to create a soft environment by adding various essential oils to the water. 4 mist modes – continuous mist/intermittent mist/straight mist/cloud sea mistjust remove the small mist cover. At low mist levels, the working time of intermittent mist up to 24 hours.
BrandLecdura #ad
ManufacturerLecdura #ad
Height3.77 Inches
Length8.7 Inches
Weight0.98 Pounds
Width6.53 Inches
Part Number817



Cool Mist Humidifier for Babies, Whisper Quiet Operation, LEVOIT Humidifiers for Bedroom, Auto Shut Off 1.8L/0.48Gal, Top Fill Ultrasonic Air Humidifier, Essential Oil Diffuser with Smart Sleep Mode

LEVOIT #ad - Adjustable mist level: easily choose between 3 mist levels to create a comfortable environment and provide temporary relief from coughing & congestion, dry throat, and allergies. Safe and reliable: bpa free etl listed and CA65 tested make it safe for everyone it will automatically shutoff when water level is low or the water tank is removed.

Powerful mist: the dual 100’s mist levels reach speeds of 220mL/h and heights of up to 100 cm, quickly and efficiently spreading humidity throughout your environment. Power source type: Corded Electric. 2-in-1 humidifier&diffuser: the dual 100 acts as both a humidifier and an aroma diffuser, letting you add essential oils directly into the base for aromatherapy.

Advanced ultrasonic technology: Spiral Air Duct Technology produces an ultra-fine mist, humidifying the room without wetting the floor or any furniture. Top-fill design: for easy refills and cleanup, simply remove the lid at the top of the Dual 100 to directly access the water tank. Wattage: 24. 0 watts.
BrandLEVOIT #ad
ManufacturerLEVOIT #ad
Height10.6 Inches
Length7 Inches
Weight0.63 Pounds
Width7 Inches
Part Number817915026366
ModelDual 100

8. Everlasting Comfort


Everlasting Comfort Cool Mist Humidifier for Bedroom 4L, Diffuser and Essential Oil Tray Black, Small, Filterless, Ultrasonic, Quiet, Large Room Home Air Vaporizer for Babies

Everlasting Comfort #ad - 2 year replacement policy: at everlasting comfort, we care about your experience with our small room humidifier. It's our way of showing you can rely on us to have you covered. Exceeding 60 percent of humidity can cause water accumulation and can damage wood, electronics, and other surfaces.

To keep you and your family safe, relax, and sleep. Air humidifier for rooms up to 300 square feet: it features a 4 liter 1 gallon water tank with adjustable high mist output that will last up to 40 straight hours. These features ensure you and your family are safe while you work, so you remain undisturbed while it operates. It is recommended to keep humidity between 40 and 60 percent. Our humidifiers for home also feature a blue LED night light. Note: packaging may vary based.

Important: running the humidifier in humid conditions can cause water accumulation on surfaces. Essential oil tray: more than just a humidifier, we added a tray for essential oils. Use a hydrometer to monitor humidity levels. To show we're here to help, we pledge to replace your product should anything go wrong. Whisper quiet with auto shut off system: our humidifier diffuser's ultrasonic motor is whisper quiet, it features an auto shutoff system that turns the unit off when out of water.
BrandEverlasting Comfort #ad
ManufacturerUpper Echelon Products LLC #ad
Height10 Inches
Length7 Inches
Weight2.23 Pounds
Width7 Inches
Part NumberS-Hum
ModelHumidifier for Bedroom
Warranty2 Year Replacement Policy. If you have any issues at all with your Everlasting Comfort Humidifier, then contact us and we will issue a free replacement.

9. Everlasting Comfort


Filterless, Ultrasonic, Large Room Home Air Vaporizer With Diffuser and Essential Oil Tray White, Quiet, Everlasting Comfort Cool Mist Humidifier for Bedroom 6L

Everlasting Comfort #ad - It's our way of showing you can rely on us to have you covered. Cool mist humidifier: features a 6 liter 1. 6 gallons tank with an adjustable mist output. Our ultrasonic humidifier works in rooms up to 500 square feet and lasts for 50 straight hours. To show we're here to help, we pledge to replace your product, should anything go wrong.

Exceeding 60 percent humidity can cause water accumulation and can damage wood, and other surfaces. Filterless design: our ultrasonic humidifier design is filterless, saving you from ongoing replacement costs. 2 year replacement policy: at everlasting comfort we care about your experience with our large room humidifier. Note: packaging may vary based. It is recommended to keep humidity between 40 and 60 percent. Our oil diffuser humidifier circulates fragrant oils into the cool mist, giving you a clean, pure, and fresh smelling aroma.

This helps prevent damage to the unit and keeps you protected. This makes our air humidifier ideally suited for large rooms and is fantastic for any home, apartment, nursery, office, or college dorm. It also can be used as a baby humidifier and features a blue LED night light. Our humidifiers for home are nearly silent less than 30 DB, making them suitable for baby rooms, living rooms, or anywhere else you want peace and quiet.
BrandEverlasting Comfort #ad
Height13 Inches
Length11 Inches
Width7 Inches
Part Number6W-ZAVK-G48U-TR
ModelHumidifier for Bedroom



7 Night Lights, Adjustable Mist Output, Quiet Ultrasonic Cool Mist Humidifier Aromatherapy Essential Oil Diffuser with Remote, MADETEC Humidifiers for Bedroom and Baby, Waterless Auto Shut-off 1L

MADETEC #ad - Perfect for children, dorm rooms, tabletop, desk, teens, infants, nightstand, office, nursery, living rooms, or babies' bedroom. Three kinds of mist modes: low mist mode50ml/h, high mist mode 90ml/h and cloud mode remove the nozzle cover.

The nozzle cover also can be removable. Ft and lasts 20 straight hours between refills! Ultrasonic technology produces a near silent frequency. Automatic shut-off: there is automatic shut-off function which will shut off automatically when there is no water remained. Rotating and removable nozzle: rotating nozzle makes it easy to adjust mist direction and high and low settings speed to fit your comfort level.

So it won't overheat or short circuit. This humidifier featuring 1L tank, it works with rooms up to 350 sq. Use as a diffuser: you can add your favorite essential oils similar to an oil diffuser. Touch control and remote control: Sensitive touch control panel is easy to operate and the included remote also controls any settings for convenience.
BrandMADETEC #ad
ManufacturerMADETEC #ad
Weight2.03 Pounds
Part NumberMADETEC-df92
ModelCool Mist Humidifier
WarrantyThis baby humidifier comes with 30-days money back without reason and 12-month warranty. If you have any questions, please contact us and we will respond within 24 hours. Our customer service team by [email protected] Com.