Diffuser for large room is essential for creating a soothing atmosphere in spacious areas. In 2025, the market offers a variety of options that cater to different preferences and needs, ensuring that you can find the perfect match for your home or office. From ultrasonic models that disperse essential oils quietly to stylish designs that complement your decor, these diffusers not only enhance air quality but also elevate your overall well-being. Explore the top choices available to transform your large space into a fragrant haven.
SALE
−$64.92
HJTHJT 500ML Essential Oil Diffuser: Aroma Diffuser with Remote Control for Hotel Spa Yoga Room - Humidifier with 14 Colors LED Night Light for Bedroom Home Relaxation
- Large Capacity Aroma Diffuser: Our 500 ML essential oil diffuser is wonderful for large rooms. This diffuser is also includes 7 ambient light chose to create a relaxing feeling to your room and make your life more colorful.
- 2 Mist Modes: Our diffuser can provide stable cool mist to increases your room humidity without make your furniture and your floor to get humid. You can aslo adjust the mist mode to get low Mist: 30ml/h and high Mist: 60ml/h by pressing the power button to fit your room size
- Remote Control: Our diffuser is provide an easy to use remote control that can control it from up to 15-feet and adjust the lighting and misting modes as well as set the humidifier's timer, the diffuser has 1/3/6 hour timers and steady ON mode, as well as a auto-switch that prevents it from overheating in case it runs out of water.
- 14 Colors LED Light: Our diffuser can provide 7 colours with 2 modes, the LED light can be fixed or cycled through. The mist and light functions of this diffuser can be work separately. you can turn off the light at night while sleeping, or use this diffuser as a nightlight
- Low Noise for Better Sleep: Our diffuser is using upgraded quiet fan with noise reduction technology. The noise level is lower than 25 dB, it's created a peaceful and soothing environment for learning, working and sleeping.
$25.07
ASAKUKI 500ml Premium, Essential Oil Diffuser with Remote Control, 5 in 1 Ultrasonic Aromatherapy Fragrant Oil Humidifier Vaporizer, Timer and Auto-Off Switch Brown
- 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.
- ULTRA-QUIET FAN: With the upgraded ultra-quiet fan, the diffuser is quieter than ever. The noise level is lower than 23 dB, which is quieter than gentle sound of breathing. You can enjoy the relaxing and fragrant atmosphere at your space anytime.
- 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 two year technical support, no need to worry about the quality. Your satisfaction is paramount!
$24.99
SALE
−$2.00
Essential Oil Diffuser for Home, Diffusers for Essential Oils Large Room, 500ml Aromatherapy Diffuser, 7 Colors Changed
- Low Noise & Sleep Better: Adopted noise reduction technology, ultrasonic diffuser operates quietly with no water dripping sounds, creates a restful and soothing environment for undisturbed relaxation, learning, working and sleeping
- 500ML Diffuser, Ideal for Large Room：The covering area reaches up to 480 ft², which can use in a large room.Enjoy up to 20 hours Fragrance. The three-time setting for option: 1/3/6H timer.
- Superior Safety：You can keep this aromatherapy diffuser on at night, no need to worry about overheating because of the automatic shut-off function when there is no water in it, which assures safety for you and your family.
- Jack&Rose Essential Oil Diffuser features an ultra-modern marble grain design that perfectly matches any decorative style. Some essential oils can produce a healing effect that relieves your sinuses, and can help you breathe better when you use an air conditioner. You can also drop your favorite essential oil into the water as it is also the perfect perfume diffuser!
- Stylish Gift - With its minimalist design and modern optics, the aromatherapy diffuser makes a great and valuable gift for your friends and family.
$23.99
LEVOIT Humidifiers for Bedroom, Quiet (3L Water Tank) Cool Mist Top Fill Essential Oil Diffuser with 25Watt for Home Large Room, 360° Nozzle, Rapid Ultrasonic Humidification for Baby Nursery and Plant
- 𝗟𝗔𝗥𝗚𝗘 𝟯𝗟 𝗪𝗔𝗧𝗘𝗥 𝗧𝗔𝗡𝗞: Still be bothered by congestion, coughing, or dry mouth when sleeping? With a 25W power rating, the impressive 3-liter tank provides 25 hours of moisture, helping you sleep comfortably for 3 nights with one single refill.
- 𝗘𝗔𝗦𝗬 𝗧𝗢𝗣-𝗙𝗜𝗟𝗟 𝗗𝗘𝗦𝗜𝗚𝗡: With Levoit's upgraded Top-Fill design, there's no need to turn over the water tank—no spilling water all over the floor. Just remove the cover and fill the tank with ease.
- 𝟮-𝗜𝗡-𝟭 𝗗𝗜𝗙𝗙𝗨𝗦𝗘𝗥 & 𝗛𝗨𝗠𝗜𝗗𝗜𝗙𝗜𝗘𝗥: Add 10–15 drops of your favorite essential oils to the base chamber to create a fragrant at-home spa.
- 𝗨𝗟𝗧𝗥𝗔-𝗤𝗨𝗜𝗘𝗧 𝗢𝗣𝗘𝗥𝗔𝗧𝗜𝗢𝗡: Sleep in near silence—no need to tolerate hums and whistles. The Dual 150 operates quietly, creating a soothing and peaceful sleeping atmosphere for you every night. And when the water runs out, the humidifier automatically shuts off.
- 𝗦𝗜𝗠𝗣𝗟𝗘 𝗞𝗡𝗢𝗕 & 𝗡𝗢𝗭𝗭𝗟𝗘 𝗖𝗢𝗡𝗧𝗥𝗢𝗟: Use the knob to control the mist output and the 360° nozzle to direct the mist anywhere you like.
$43.99
InnoGear 500ml Essential Oil Diffuser with Remote Control, Premium Ultrasonic Aromatherapy Diffusers Scent Humidifier Vaporizer Auto-Off Timer for Large Room Home, Yellow
- Extended 16.5ft Remote Control Reach: Control the Prime essential oil diffuser effortlessly from up to 16.5ft away with the included remote, letting you fine-tune mist and light settings without leaving your comfortable bed or sofa.
- Prolonged Aromatherapy and Humidification: With a capacious 500ml and easy-to-clean water tank, the InnoGear oil diffuser can run for up to 18 hours (9-12h for strong mist and 16-18h for weak) without the need for mid-session refills, to elevate your sensory experience from the moment you wake for the day to the last few minutes before you drift off to sleep at night.
- Multiple Mist Modes: The aromatherapy diffuser is selectable to run in continuous or intermittent mode (releases mist every 10 seconds), strong or weak mode, and is adjustable with the humidifier timers (1H/2H/3H) to suit your preferences and create the perfect ambiance.
- Powerful Upwards Mist Flow: Thanks to advanced ultrasonic technology, the diffuser delivers a potent upward mist flow—three times stronger than ordinary diffusers. Efficiently humidify the air without affecting your furniture, ensuring uniform atomization of essential oils.
- Diverse Ambient Night Light: Diffuser offers 8 colors of ambient light mode, each with two intensity settings (50% brightness or full brightness), which allows you to enhance a soothing atmosphere with a choice of 16 different light combinations. You can set the light through a rainbow of colors or fix it on a single color of choice. The light can be turned on or off independently.
$19.99
SALE
−$10.00
BZseed Aromatherapy Essential Oil Diffuser, 550ml Ultrasonic Fragrant Oil Large Room Humidifier, Diffusers for Home with Timer and Waterless Auto-Off, 7 Color LED Lights,Cool Mist Humidifiers
- LOW NOISE & SLEEP BETTER -- Ultrasonic diffusers generate the vapor without any heat, which best preserves the integrity of the essential oil. You can combine two or more essential oils to create a unique blend. You barely notice the tiny bit of white noise, which may help you relax and sleep better but not obnoxious. It operates quietly without water dripping, creating a restful and soothing environment for undisturbed relaxation, reading, learning, working, and sleeping.
- ELEGANT LOOKING & LARGE CAPACITY -- The aromatherapy essential oil diffuser is made of plastic with a faux wood look and modern design, it blends naturally with most home decor. The changeable colored lights bring an elegant view, create a relaxing atmosphere to the room, and make your life more colorful. The large 550ml capacity is ideal for large rooms and covers an area of up to 480 ft².
- EXCELLENT SAFETY --It has a timer setting and spray control, with an automatic extinguish function without water. You can continue to use this aromatherapy diffuser at night without worrying about overheating as it has a waterless auto shut-off function to ensure the safety of you and your family. You can also change the light according to your preference by choosing different light modes and timer setting. The three-time setting for option: 1/3/6H timer.
- REDUCE DRY CLIMATE IN WINTER: This aromatherapy diffuser helps to alleviate winter dryness by increasing air humidity. It improves breathing and sleep and reduces static shock in dry climates. Some essential oils can produce a healing effect that relieves your sinuses and can help you breathe better when you use an air conditioner. A great gift for yourself, parents, friends, and partners.
- STYLISH GIFT: Show your family or friends your love by giving them the BZseed Aroma Diffuser. The exquisite design blends naturally with most home decor. Everyone will love this gift and it's a great and valuable gift for your friends and family. It is the perfect gift for Christmas, Thanksgiving, New Year's Day, birthday, etc.
$29.99
SALE
−$20.00
Homvana Humidifiers for Bedroom Home, 3.6 L Cool Mist Top-Fill 34H Super Long Time, Quiet 16dB, Baby Humidifier, Oil Diffuser for Large Room, Plants, Nursery, Office BPA FREE, 7 Color Light Ultrasonic
- [3-in-1 Humidifier Meets All You Expect] Cool Mist Humidifier+Aromatherapy+Mood Light, purchase for once to satisfy all you expect! Let Homvana H101 be the best companion in your bedroom.
- [Unique SilentSpray, Undisturbed Sleep] The humidifier applies the display-off sleep mode and the exclusive SilentSpray tech to ensure noise less than 16dB. Those most sensitive babies can also sleep deep and soundly all night.
- [100% Certified Safety] Certified by all ETL, FCC, CE, and UKCA standards worldwide, the humidifier gives all your family members the 0-Risk & BPA-free humidification. Furthermore, the Auto shut-off tech banishes all dry running or fire risks. Therefore, even for babies, it's perfect!
- [Easy to Refill & Clean] The top-filling design which combines the detachable tank with the 5.3-inch wider opening, spares you from getting your table wet, making filling and cleaning as easy as a piece of cake.
- [Soothing Aroma] No need to buy an extra aroma diffuser now! Simply adding 2-6 drops of essential oil to the built-in pad, the fragrance will slowly fill the room with your favorite scent, making it a wonderland for yoga, mindfulness, and meditation.
$29.98
Airversa Waterless Essential Oil Diffuser for Home and Commercial Use, Up to 2000 sq.ft. 400 mL Capacity, Aromatherapy Scent Diffuser for Large Rooms, Smart Scent Air Machine, ANW-White
- Waterless Diffuser for Home & Commercial Use: Covers areas up to 2000 sq. ft. / 180 m². Perfect for any interior room within homes, offices, hotels, spas, retail spaces, cafes, libraries, and many more. Instantly immerse yourself in a scented world as soon as you step in
- Powerful Scent Diffusion: Our advanced cold diffusion technology converts essential oils into nano-vapor particles without using heat or water. This process preserves the oil's molecular structure, maintaining its therapeutic properties for easier absorption into the body
- Flexible Settings Enabled by Sleekpoint App: Download the Sleekpoint app from the Apple App Store (iOS) or Google Play Store (Android OS) and enjoy full controls over Scent XL via Bluetooth: [Power ON/OFF] Easily turn the device or booster fan on/off. [Scheduling] Set up to 5 schedules/diffusing scenes for different times and days to meet your needs for various occasions. [Diffusing Time] 3 sec - 5 min [Pause Time] 5 sec - 19 min. Note the effective Bluetooth Range is 60 feet / 20 meters
- Durable Scent: This frangrance oil diffuser includes an ultra-large 400 mL / 12 Fl. Oz. oil bottle, meaning less frequent refills and lower costs, saving you time and effort. For best results, apply Airversa-branded premium essential oils, made with organic and unprocessed ingredients collected worldwide. [Easy Maintenance] It is strongly recommended to clean this scent diffuser with 90% or greater alc. once a month
- Mountable to Wall: This scent air machine offers both wall-mounting and tabletop placement. Wall-mounting allows for efficient use of space and the ability to position the machine at different heights and angles for optimal fragrance dispersal. Its sleek design fits perfectly into any interior decor, whether wall-mounted or placed on any surface
$71.99
Diffusers for Essential Oils Large Room 400ml,Essential Oil Diffuser for Home with R/C,Cool Mist Humidifiers for Bedroom,7 Colors Changed & 3 Mist Mode Waterless Auto Off for Office
- 【Low Noise & 400ML Large Capacity】:Metal Essential oil diffusers,low noise,sleep better,aromatherapy diffuser is water tank is 400ml,essential oils for diffusers for home is enough to use all night,diffusers are avoid frequent water addition,wide coverage,scent diffuser is used in large rooms,oil diffuser essential oils uses ultrasonic technology,the fog is delicate,aroma diffuser,relieving room dryness,humidifier and diffuser,adding favorite essential oils,air diffuser create a comfortable atmosphere
- 【Matte Metal Hollow Design & R/C】:Diffusers for home is made of matte metal material,large area hollowed out,forest pattern,scented oil diffusers,more realistic,essential oils diffuser,with 7-color change,Metal oil diffuser large room,the atmosphere is good,diffusers for essential oils is a newly upgraded product with a remote control,fragrance diffuser,you can use remote control in the big room,400ml essential oil diffuser meets your daily needs,hotel collection diffuser,light diffuser convenient.
- 【3 Spray Modes & 7 Colors Changed】:Essential oils for diffuser has 3 fog modes,light fog,intermittent spray,heavy fog,fragrance diffuser,adjusting as needed,7 colored lights have 2 modes,cyclic display,one color is fixed,room diffuser,hollow design shows the beauty of lights,air diffuser for essential oils,enhancing the atmosphere of the room,light diffuser,as night light,aroma ultrasonic diffuser,diffuser,decorations for bedroom,essential oil diffusers for home
- 【1/3/6 Timers & Waterless Auto-off】: Essential oil diffusers large room has 3 timing modes, 1/3/6H, travel diffuser,for yoga, SPA, office, sleeping, and has waterless auto-off at the same time, oil diffusers,you don't have to worry about the circuit damaged due to lack of water, using scent diffusers for home with peace of mind, ultrasonic diffuser,diffuser for essential oils,large room diffuser,multiple functions to meet daily needs
- 【Perfect Gifts】:Diffuser for large room is suitable for birthdays,anniversaries,holidays,weddings,Father's Day,Mother's Day,Valentine's Day,Christmas,Thanksgiving,Halloween.Cute diffuser can be used as gifts for children,friends,family and colleagues.Diffuser oils scents for home is suitable for bedroom desk decoration,easy to clean,large water inlet,essential oils for diffusers,not easy to spill when adding water
$29.99
Essential Oil Diffuser, Quiet Humidifier for Bedroom, Timer and Auto-Off, 7 LED Colors Ultrasonic Aromatherapy Mist Diffusers for Large Room Office (Milky White)
- 【Various Functions】This aromatherapy diffuser has a 370ml large capacity and easy-to-clean water tank, provides 7 LED light color choices and 3 atomization modes, supports 1 hour, 3 hours or 6 hours timer function, creating a personalized aromatherapy experience for you. Please NOTE that the plug is not included in the package, you need to bring your own 5V2A adapter.
- 【Easy to Use】Using this premium diffuser is very simple, just add a few drops of essential oils into it and add the right amount of water, you can enjoy a relaxing and pleasant aroma atmosphere.
- 【Long Time Use】Our aromatherapy diffusers are designed to run continuously for long periods of time, up to 24 hours without refilling water, and are equipped with a strong mist mode to effectively boost indoor humidity, bringing you long-lasting comfort.
- 【Large Capacity】This essential oil diffuser is equipped with a large capacity water tank, compact in size, just the size of the palm of your hand, easy to carry and move, perfect for enjoying the aromatherapy experience anywhere.
- 【Ultra Quiet】Our diffuser adopts advanced ultrasonic technology, which is virtually silent (less than 18 decibels) when running, ensuring that your sleep or work is not disturbed by any noise, so that you can enjoy a peaceful and pleasant aromatic environment in your own space at any time.
$32.99
Last update on 2025-05-16 / Affiliate links / Images from Amazon Product Advertising API