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💨 Elevate your air game — breathe smarter, live fresher!
The DREO Smart Humidifier combines a 4L large-capacity tank with advanced dual-intake ultrasonic technology to deliver a supersized, ultrafine cool mist that covers up to 300 sq ft. Featuring smart app and voice control compatibility (Alexa & Google Assistant), a whisper-quiet 28dB operation, and a spill-proof top-fill design, it ensures effortless, all-night humidity management with up to 36 hours runtime. Ideal for bedrooms, nurseries, and plant care, it offers precise humidity control and easy maintenance with optional demineralization cartridges.

















| Brand | DREO |
| Capacity | 4 liters |
| Color | White |
| Floor Area | 300 square_feet |
| Item Dimensions D x W x H | 11.02"D x 10.15"W x 5.51"H |
| Item Shape | Oval |
| Item Weight | 3.1 pounds |
| Material | Acrylonitrile Butadiene Styrene, Plastic, suitable for baby |
| Operation Mode | Ultrasonic |
| Other Special Features of the Product | 4L Top Fill Ultrasonic Humidifiers for Bedroom, Digital Display, Timer, Wifi/APP/Voice Control, Work with Alexa/Google Assistant |
M**7
Best Humidifier on the Market
Best humidifier ever. Never had a better experience with a smart app than with Dreo. Great features and controls. Always accessible wherever and shows real time updates. Super easy to clean. Quiet. The lights are pleasant when wanted but can be turned off at any time. Never felt better at night
J**O
Reliable Humidifier for Daily Use
We use this humidifier every day, and it works consistently well. It feels well made, has been reliable, and offers excellent value. Program to be on overnight. Low noise. Nice collor. Nice size. Have to fill every three days.
R**W
Went from 23% to 48% in a few days
My place is around 950 SQFT. I was suffering through the winter with 18%-23% humidity because my old humidifier died. I ordered this one and put it on high and set the humidity to 50% - Three days later I was there. That sounds like a long time, but for this small of a humidified that's great. I put it down to 45% and let is stay there. Now it only kicks in a few times a day. The first two days I filled it three times. Now I just top it off. Regulates humidity perfectly. Can be filled quickly - the top lifts off to fill with a pitcher, or the tank can be removed. It's super quiet - hardly hear a thing even on high. Quality is excellent and it's a great value.
B**9
AMAZING - ish!
I know I shouldn't get this excited over a humidifier, but this thing is amazing!! It's so easy to set up and sync with my phone and Alexa. The top fill option is great and for something that looks so compact it holds a lot more water than you'd think. And the best part for me is the way you can set it to EXACTLY the level of humidity you want in your room/home and walk away. It tracks the humidity in your air and shuts itself off when it reaches the level you want, so a single fill can last for days. Then starts back up again when it drops below optimal. And of course it shuts off and notifies you when it has run dry. It even tells you when it's time to switch out the filter. You can control of this from anywhere with your phone or by voice using Alexa. I will recommend this to everyone. **UPDATE** Still love the functionality of this humidifier, but the filter that is supposed to eliminate the white dust is a bit of a disappointment. After several days of use EVERYTHING is covered with a layer of super fine dust. Plan to dust often.
C**A
Mediocre performance
update: The second unit I got also started to show the same degradation, albeit this time I caught it early when only one crack showed and quickly put some silicone sealant over it. It's nowhere near as bad as the first unit and not leaking (still it looks like the tank started melting somehow..) I contacted the manufacturer to tell them what happened, and they responded within a few hours. They offered to sent a replacement unit at no cost to me, or for a refund; as I wanted the features that came with the unit I took the replacement. (and with shipping costs these days it'll probably cost as as the unit just to ship it back), so they didn't ask for the replacement, just wanted a photo of the label and serial number. Within a week I got the replacement unit, so I'm glad they have good CS and that the warranty service was quite painless. Second EDIT: Well, this is rather upsetting. in the middle of the night, I woke up to use the restroom and saw that the tank had turned off because it was empty. This was odd because I had filled it up only a few hours earlier, I saw that the tank had leaked water all over the table, damaging my books that were on there. I thought, "Stupid me, I didn't put the float back in correctly" But as I was carrying the tank to the bathroom to fill it, I felt something sticky on it, looking at the tank, the left side had cracks all along the bottom seal, and it looks like the sealant they used to glue it together had somehow dissolved and left spiderweb cracks all along it. I refilled the tank and it immediately leaked all over the place. I have NO idea how the heck that happened since I followed all the instructions to a T, cleaning it every 100 hours, making sure no essential oils got in the tank. No idea what happened. >:( Luckily the return window was still open for 3 more days, but shoot, I woulda be ANGRY if that happened just after. My books are still ruined though :| EDIT: After running the unit for 18 hours on high, it managed to raise the RH from 35% to 45% which is where I generally like it. Still kind of annoyed it took that long, but it's keeping the RH steady. I got this to replace an air-o-swiss humidifier that had a busted hygrometer and cracked tank. I got this because of the claims of a might finer mist with better performance. Alas, it's not very good. Even at maximum the mist output is not very strong (the images outright lie), it looks to be similar to the medium setting on my old unit. Normally, It takes about 20 minutes to raise the humidity 10% in my room at maximum. I've run this unit at full for 5 hours and I've raised it a total of... 3% This is definitely not able to keep up. The hygrometer on the unit is fairly accurate (it's within about 2% of a calibrated room sensor) The unit doesn't use essential oils to diffuse, but rather it goes into a tray onto a pad where the air intake is and sucks the sent into the fan and disperses it that way, so it's not very strong.
D**M
DON’T HESITATE, PURCHASE IT AND YOU WON’T REGRET IT!!!
I’m one of those people who purchase items at Amazon and only realize later I have to make another trip to the UPS Store. FINALLY a GREAT product that will not be going to the return bin. The humidifier is beautifully designed. What? A plain old humidifier beautifully designed? Yes! There is the base, the tank and a cover. However, the large center column that pushes out the water is backlit and changes colors depending on amount of humidity in the room. Three different colors show dry, comfortable and wet. I’m sitting in the bedroom looking at this unit and I find sometimes I just stare at it. The water shoots up the column out the top but since it’s backlit you see bubbles in the water and with the light it’s sort of looking at the bubbles in a fish tank. Am I weird that I find the reverse waterfall captivating? I guess I am because just looking at the tank is very relaxing,(yes really!) There are so many things I like about this unit that to list them all now would take three pages. As far as controlling the unit, DREO has its own app that you use to totally control the humidifier: level of humidity, beep sound on/off, turn front LED display on/off, auto/manual and level of mist entering a room. The app does pretty much everything you want to activate all the controls. If you are sensitive about noise in a bedroom when you are trying to sleep, I can honestly say that the unit is extremely quiet. As I stated, if lights or noise disturb you at night, you are able to turn off front display, light in center console and switch it to totally auto control without having to worry about adjusting air flow or amount of humidity. All you have to do is press sleep mode on the app itself. On top of all this you’re able to control the humidity with Alexa so you don’t even have to get out of bed. It’s not very often that I rave about a product for sale on Amazon, however this appears to be an almost perfect appliance with a great app. Oh yes, app was very easy to set up and guides you through every step including linking it with Alexa. Is this a perfect find? Could be however I’ll update this review after I’ve used it for a while but as of now I don’t foresee any problems! UPDATE: 3/2/2025 As a former engineer I am very selective about the products I purchase, and now sure enough I have a gripe! I’ve found that while utilizing Alexa you are unable to ask to change humidity level. I said “Alexa increase humidity level” but it did not respond. Sort of like a lot of guys talking to their wives! I’ve also discovered that in auto mode it defaults to a very low output which was not effective to increase the humidity in my master bedroom. Funny that it’s called a MASTER bedroom because the dog runs the house and not me!!
K**S
Great Product - Smart & Easy To Use
I’m really loving this product! The Bluetooth feature is amazing, it notifies you when it’s time to change the filter, refill the device, and even lets you set schedules. I also love that the light can be turned off and that you can customize how much humidity the device releases. It’s very easy to refill, simple to clean, and overall just a great product. The only minor callout is that it does beep when the schedules turn on and off, but it’s minimal and hasn’t been an issue for me. Overall, I’d definitely recommend it!
A**T
Love it
Needed a humidifier for my plants. I own Dreo smart ceiling fan and tower fans. Love their products and support. This humidifier is perfect. Top fill. Didn't realize how nice this feature would be because my old one had to be flipped upside down and carried back full of water. This top lid comes off and easily is filled with pitcher. Everything disassembles for easy clean. The humidistat works well and is usually accurate within +-5%. The auto feature is perfect. Keeps me from getting too dry or running too long and wasting water. Holds one gallon but due to auto feature it lasts for days. I tend to use only distilled water in my unit but this one does have some sort of filter for hard water. Very nice. Smart feature work perfectly. I already had the app and this auto connected with zero issues. Very easy to set up and adjust. Very customizable. Get this unit. You won't regret it.
F**O
Manual mal explicado
Excelente producto, eo único pero es que su manual está muy mal editado y no trae instrucciones claras
J**N
Doet wat het beloofd
Doet wat het beloofd. Fijn apparaat.
C**L
Super
Très efficace en forte chaleur et permet d'avoir moins mal aux yeux
P**S
Esta genial
Esta genial. Cumple totalmente mis expectativas. Parece grande pero la realidad no ocupa tanto. No hace apenas ruido por la noche en modo nocturno y mira q soy muy sensible a cualquier ruido por la noche. La app es muy fácil de manejar. Lo recomiendo.
S**S
Buen producto
Aunque lo acabo de recibir, llegó antes de lo esperado, buenos materiales, está pensado para hacer una limpieza muy cómoda, es silencioso y desde su app es más cómoda de manejar, sincronizar y checar, tanto el tiempo de lavado del filtro, como también las hora ya, cuando sea necesario hacer la limpieza, su niebla es constante, todavía no la uso con aceites, pero su compartimiento está muy buen pensado, se puede sincronizar con alexa, para sus comandos
Trustpilot
5 days ago
1 month ago