The Best Ultrasonic Diffuser For Essential Oils 500ml of 2022

After hours of researching and comparing all models on the market, we find out the Best Ultrasonic Diffuser For Essential Oils 500ml of 2022. Check our ranking below.

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Our Picks For The Top Ultrasonic Diffuser For Essential Oils 500ml


Bestseller No. 1
Loycco Diffuser, Ultrasonic Diffusers for Essential Oils, 500ML Aromatherapy Diffuser with Remote Control, Cool Mist Humidifier Essential Oil Diffuser for Large Room
  • 【Improve Air Quality】 Loycco 500ML essential oil diffuser spread a comfortable stream mist that can cover the smell of pets or smoking, and protect you from dry air, microorganisms, allergens, dust, etc.
  • 【500ML Capacity】 Loycco Diffuser is suitable for large rooms and could be sprayed for 12 hours without frequent water addition.
  • 【Easy To Use & Clean】 Plugin the power of the aroma diffuser, fill it with water below the Max value. Add a few drops of your favorite essential oil into the oil diffuser then turn on the switch. Wipe with a clean soft cloth to clean after use.
  • 【Safe & Not Leaking】 The aromatherapy oil diffusers have a waterproof ring that will not leak. Waterless auto-off. Loycco defusers are safe for both adults and babies because it's made of PP+ABS and would not be decomposed.
  • 【Artwork & Gift】 Beautifully designed, simple and generous. Loycco essential oil diffuser for large room can be matched with any style and can be used at home or office. The diffuser is a heartful holiday gift for family and friends.
SaleBestseller No. 2
500ml Diffusers for Essential Oils, ARVIDSSON Ultrasonic Cool Mist Essential Oil Diffuser for Large Room, Iron Metal Aromatherapy Diffuser with Whisper-Quiet Operation & Auto Shut-Off
  • Unique Design & Durable Material: Arvidsson 500ml essential oil diffuser is made of 100% iron metal shell and PP material water tank, BPA free, which has more unique & attractive handmade vintage metal shell style to decorate your home, not only a diffuser.
  • 4 Adjustable Mist Timer : 500ml Essential oil diffuser has a large water capacity, which can run last for 10-15 hours, you also can set the different timer to run: Continous Mist, one hour, three hours and six hours; The diffuser will turn off automatically when runs up to the mist timer setting, you do not need to worry it burn out.
  • Whisper Quiet Ultrasonic Technology: Aromatherapy Essential Oil Diffuser adopted advanced ultrasonic technology, it is extremely quiet without annoying noise that won't disturb you when you sleep or at work. No heat is used, making it safe for your kids and pets.
  • Easy to Use & Auto Shut-off: We simplified the function program for this 500ml essential oil difffuser, which is very easy to use with the simple button. The oil diffuser will automatically shut off when runs out of water, you do not need to worry it will be burnt out, we put your safety and health on the first!
  • Quality Assured & Warranty - All of our essential oil diffusers passed the strict safety and durable test, and we offer one year purchase warranty, if you got any problem with the purchased unit, please contact us, we will work out a fast resolution for you unconditionally.
SaleBestseller No. 3
Aromatherapy Essential Oil Diffuser for Room: 500ml Aroma Air Humidifier Remote Control for Home Large & Small Rooms - Ultrasonic Cool Mist Diffusers Oils Vaporizer with Light & Timer Bedroom Office
  • 【Aromatherapy Diffusers with Remote Control】500ml large capacity ultrasonic fragrance diffuser machine works for up to 8 to 12 hours.The ultrasonic aromatherapy diffuser included 3 timer setting modes: 60min / 120min / 180min / ON.This large room diffuser for essential oils with remote control to easily set the working mode of the aroma humidifier while you sleep.
  • 【7 Colors Changing LED Light】This electric aroma diffuser has 7 colors LED light. Press the "Light" button to adjust any color you like (monochrome/continuous color switch). It can also be a night light for sleep to adjust your sleeping atmosphere.
  • 【Multifunctional Aroma Oil Mister】The cool mist aroma diffuser can also be worked as a Humidifier / Aroma Machine / Night Light. This ultrasonic diffuser and add essential oils as an aromatherapy machine to experience aromatherapy also humidifier to dry air,create a comfortable living space.
  • 【BPA-Free & Auto Shut-Off】This aroma diffuser is made of high-quality BPA-free materials, which generate heat during use and will not affect the surrounding environment. Likewise, it will not harm you or your family. This essential oil vaporizer is equipped with an automatic shutdown function, when the water runs out or the time is up, it will automatically shut down, ensuring the safety of use when no one is there.
  • 【Adjustable Timer & Mist Mode】This water diffuser comes with 3 freely adjustable timers: 60min / 120min / 180min and continuous diffusion. You can adjust it via the "MIST" button on the diffuser. This cool mist diffuser has 2 switchable mist modes: continuous/intermittent. It is also adjusted through the "MIST" button, which is very convenient.
SaleBestseller No. 4
ASAKUKI 500ml Premium, Essential Oil Diffuser with Remote Control, 5 in 1 Ultrasonic Aromatherapy Fragrant Oil Humidifier Vaporizer, Timer and Auto-Off Safety Switch
  • 5-IN-1 AROMATHERAPY DEVICE: This ultrasonic essential oil diffuser is an amazing multi-functional aromatherapy device unlike any other you've ever used. It features a large and easy to clean 500ml water tank, 7 LED light colors, multiple mist nebulizer modes and remote control, as well as a safety auto-switch that prevents it from overheating in case it runs out of water.
  • PATENTED WATER BAFFLE: With the upgraded water baffle design, the diffuser is quieter than ever, plus there is no splash when adding water even the upper lid is removed. The water tank is sloping, so there will be no residual water left, which is healthier and more convenient.
  • CONVENIENT REMOTE CONTROL: Our diffuser comes with an easy to use remote control that can control it from up to 16.5-feet and change the lighting and misting modes as well as set the humidifier's timer. The LED light can be fixed or cycled through. The diffuser has 60/120/180 minute timers and steady ON mode. You can also set intermittent mist via the remote control.
  • PERFECT FOR DIFFERENT OCCASIONS: The mist and light functions of this aromatherapy diffuser work separately. You can turn off the light at night while sleeping. Or use this diffuser as a nightlight. It's a wonderful companion for reading, sleeping, working or doing yoga.
  • BPA FREE MATERIAL: The diffuser is made of finest PP material, which is safe for your baby and pets. With our beautiful gift box, you can choose to give this nice gift to your family and friends. We provide a one year technical support; no need to worry about the quality. Your satisfaction is paramount!
Bestseller No. 5
Porseme 500ml Glass Essential Oil Diffuser Aromatherapy Ultrasonic Cool Mist Humidifier 15-21 Running Hours Waterless Auto-Off Air Diffusers for Sleeping,Yoga,Office Working,Spa and Rest(Light Blue)
  • HANDMADE GLASS DIFFUSER - Our Porseme 500ml aroma diffusers are 6.5'' in diameter and 7'' in height. They are handblown glass,so that each glass globe is unique. The 500ml glass diffuser is designed for large capacity which will run for 15-21 hours and it is suitable for 500-1000 square feet. You can place in any area and relax.
  • UNIQUE ART DECORATIVE DESIGN - Our 500ml glass essential oil diffuser has an elegant starry pattern glass cover and wood grain decorative base.It is very suitable for your bedroom, living room, children's room, study room, office and yoga room.
  • AMAZING AND CHARMING LIGHT - The LED lights can be set to 7 different soothing and mesmerizing colors. Press the “LIGHT” button to adjust the light color you prefer (fix/change color). In addition, you can use the mist and light modes individually or together.
  • ULTRASONIC HUMIDIFIER - This Essential Oil Humidifier is using a special craft and upgraded ultrasonic technology. You can add essential oils as an aromatherapy diffuser. It can release nanoscale cold mist which ensures that the quality and effectiveness of the essential oils remains optimal.
  • 2 MIST MODES - This large capacity oil diffuser comes with 2 mist modes: continuously spray and interval spray. Continuously mist can run around 15 hours and interval spray (stop each 30s) will last around 21 hours.
SaleBestseller No. 6
URPOWER 700ml Aromatherapy Essential Oil Diffuser Humidifier Large Capacity Modern Ultrasonic Aroma Diffusers Running 20+ Hours 7 Color Changing for Home Baby Bedroom Office Study Yoga Spa
  • Large Capacity: With 700ml large capacity, the oil diffuser can run more than 20 hours in low mist mode, more than 10 hours in high mist mode. Perfectly use in large room, bedroom, office etc.
  • Fantastic Design: This aromatherapy diffuser has a unique square design, and also with modern feeling. The dark wood grain base diffuser fits your home and office perfectly.
  • 7 Changing LED Lights: It is not only an air diffuser for essential oils but also a night light with 7 changing colors to choos. You can choose gradually changing mode or one color mode with bright or dim adjustment.
  • Time Setting: There are high mist mode and low mist mode. It can also be timed for your needs, 1 hour, 3 hours, 6 hours and continuous using. It will automatically shut down after the water runs out, so you don’t need to worry about the safety.
  • Enhance Your Life Quality: The humidifier with essential oil diffuser that can increase the humidity and aroma in the air, create a comfortable environment for you. If you have any question about URPOWER diffusers, please contact us.
SaleBestseller No. 7
Amazon Basics 500ml Ultrasonic Aromatherapy Essential Oil Diffuser, Classic Wood Grain Base, Includes Timer and 7-Color Night Light
  • Ultrasonic electronic aromatherapy diffuser with 500ml water capacity
  • Distributes evaporated essential oils into the air for creating a lightly scented, relaxing mood
  • 7 colored night light options for ambiance;
  • 1, 2, and 3 hour timer modes; 10 hours of run time on low mist, 20 hours on high mist; whisper quiet operation
  • Automatically shuts off once water tank is empty
SaleBestseller No. 8
URPOWER Upgraded 500ML Essential Oil Diffuser Humidifiers Ultrasonic Aromatherapy Diffusers with 4 Timer Settings and Waterless Auto Shut-Off for Home Office Living Room Yoga Spa
  • 5-IN-1 AROMATHERAPY DEVICE: It’s a aroma diffuser when using with essential oils, a humidifier in dry winter or air conditioned room with a large and easy to clean 500ml water tank, multiple mist nebulizer modes, as well as a safety auto-switch that prevents it from overheating in case it runs out of water.
  • Natural Odor Remover: With a few drops of essential oil, the fragrance will spread across the whole room. Easily cover the smell of pets or smoking.
  • 【Intelligent and Safe】Automatically turn off the diffuser when the diffuser runs out of water. No worry about damaging the device itself or causing danger to users.
  • Large Capacity & Optional Time Settings: Large 500ml water capacity that can continue use up to 10 hours each time. When time is up or there is no water, it will turn off automatically. Press the "Mist" button, choose the time from 60 mins, 120 mins, 180 mins or ON.
  • Premium Quality & 24 Hours Online Support: Using the same eco-friendly PP material with baby’s bottle, and has a strict quality control to make sure the premium quality of the diffuser. Offer a 24 Hours mail support, and enjoy a risk free shopping on URPOWER.
Bestseller No. 9
JIECAN Essential Oil Diffuser 5 in 1Large Ultrasonic Aromatherapy Fragrant Oil Vaporizer Humidifier Waterless Auto Shut-Off with 4 Timers and Lights for Kids Bedroom and Office(500ml)
  • 5-IN-1 AROMATHERAPY DEVICE: This ultrasonic essential oil diffuser is an amazing multifunction aromatherapy device unlike any other you've ever used. It features a large 500ml water tank, LED light, multiple mist diffuse modes
  • Larger Capacity and Remote Control : Large 500ml water capacity runs continuously up to 8 hours in high mist mode and 17 hours in low mist mode.You can easily set the time mode.Choose timer from every 10 seconds or 2h/4h Continuous mode. Mist level is adjustable from weak to strong.
  • Quiet Enough and Safety: The Ultrasonic diffuser runs so quietly . with Adjustable Cool Mist Mode, this Humidifier will offer you a wonderful night. Waterless auto shut off . This means that it will be safer for us, especially for the children.It fits for home, office and everywhere you want put it, it is the best gift for your family and friend.
  • Romantic Night Light: Press the LIGHT button to set the diffuser to cycle through colors automatically or stay on a specific color. Light and mist can be controlled independently. In addition, you can turn off the lights when sleep.
  • PREMIUM QUALITY MATERIALS: When it comes to our premium essential oil diffusers, we make a point of using nothing but the same ultra-high grade, safe, and eco-friendly PP materials baby bottles are made from, as well as state-of-the-art production processes and strict quality control.It is the best Mom Gifts For Mothers Day, birthday and graduation gift.
SaleBestseller No. 10
Essential Oil Diffuser Aromatherapy Humidifier: 500ml Grain Ultrasonic Aroma Air Vaporizer for Large Room Quiet Mist Humidifiers Remote Control for Small Baby Bedroom Home, Yellow, (Diffuser-Yellow)
  • 500ML ultrasonic diffusers: This essential oil diffuser for large room works up to 8 to 12 hours, 3 timers (30Min/ 120Min/ 180Min), and Steady On. Two justable cool mist mode. It's a aroma diffuser with remote control.
  • Essential oils diffusers 7 colors changing lights: This electric aromatherapy mister has 7 colors LED lights, you can adjust any color you like (monochrome/continuous color switch). It can also be a night light diffuser for sleeping.
  • Safety aromatherapy diffusers: The aromatherapy vaporizer is made of BPA-Free material. It's also a quiet aromatherapy machine, under 35 decibels, widely used in baby room, yoga and office. It's a safe and reliable air diffuser.
  • Auto-off water diffuser: When this aroma diffuser runs out of water, it will stop working automatically. This is a reassuring essential oil diffuser.
  • Humidifier and diffuser two in one: It can be used as a diffuser and add essential oils as an aromatherapy machine to experience aromatherapy, or as a humidifier to dry air. It can also be used as a night light and beautiful decoration, an ideal gift for friends.


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