BATULU 220ml Ultrasonic Humidifier and Aromatherapy Diffuser: Is It Worth It in 2026?
A $5.98 pocket-sized mist maker best suited for desk or travel use, but its tiny 220ml tank cannot humidify a room.
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Key Specifications
Best For
How this humidifier scores for different use cases
At only 8.4 ounces and 5.7 inches wide, this is highly portable and USB-powered. It fits easily in a bag for travel or car use. The 4-hour continuous runtime is adequate for a hotel room session.
This is the product's strongest use case. Its compact 5.7-inch footprint, USB power, quiet operation, and 4-8 hour runtime align well with a workday at a desk. The 7-color LED adds ambiance.
The 220ml tank only lasts 4 hours on continuous mode, far too short for a full night of sleep. The quiet operation under 30dB and auto shut-off are positives, but the tiny capacity makes overnight use impractical without refilling.
While it offers cool mist and auto shut-off, the 220ml tank requires constant refilling and there is no mention of BPA-free materials. The lack of a humidistat means you cannot monitor or control humidity levels for a baby's room.
This 220ml mini humidifier is entirely unsuitable for large rooms. It has no meaningful coverage area and its tiny tank and low mist output cannot humidify anything beyond immediate personal space.
This product has zero smart features. No WiFi, no app control, no voice assistant compatibility, and no remote control. It is purely manual operation.
Our Verdict
The BATULU 220ml humidifier is a tiny, ultra-portable mist maker for your desk or travel bag. At $5.98, it costs less than a fast food meal.
Do not expect room-level humidification. The 220ml tank holds about 7 ounces of water. That gives you 4 hours of continuous mist or 8 hours on intermittent mode.
This works best within arm's reach. Place it on your desk at work or your car cupholder. The USB power and 8.4-ounce weight make it grab-and-go simple.
The 7-color LED lights add a nice touch. You can pick a single color or cycle through all seven. The aromatherapy function lets you add essential oils.
Quiet operation under 30dB means you won't hear it buzzing. Auto shut-off kicks in when water runs out. These two features add peace of mind.
You will need to refill this often. For a bedroom or nursery, look for a humidifier with at least a 2-liter tank. This one simply cannot keep up overnight.
No smart features exist here. No app, no WiFi, no timer. You press a button to start and stop. That's it.
For the price, you get a personal misting companion for travel and desktop use. Nothing more, nothing less.
What We Like
- Costs only $5.98, one of the cheapest humidifiers you can buy
- Weighs just 8.4 ounces, so you can carry it anywhere easily
- Runs quieter than 30dB, softer than a whisper
- Has 7 color LED lights you can switch for mood lighting
- Works as an aromatherapy diffuser with essential oils
What Could Be Better
- The 220ml tank is very small and only lasts 4 hours on continuous mode
- No top-fill design, so refilling requires removing the tank
- No timer function to schedule mist on or off
- No humidistat to measure or control room humidity levels
- No warm mist option, only cool mist available
Standout Features
Full Specifications
Energy & Power
| Wattage | 1.8 |
Noise & Comfort
| Noise Level | 30 – dB |
Physical & Dimensions
| Weight | 8.4 |
| Width | 5.7 |
| Depth | 5.7 |
| Height | 3.9 |
Features
Included Features
Not Included
Frequently Asked Questions
Common questions aboutConvenient 220ml Humidifier, Ultrasonic Aromatherapy Diffuser, 7 Colorful Lights, Selectable Lights and Auto Off, No Water Auto Power Off, Suitable for Room Bedroom, Office and Car
How long does the BATULU humidifier run on a full tank?
It runs up to 4 hours on continuous mist mode. On intermittent mode, which pauses for 2 seconds between sprays, it lasts up to 8 hours.
Can I use essential oils in this humidifier?
Yes, it works as an aromatherapy diffuser. The manufacturer warns not to use thick or oily essential oils because they can clog the fog nozzle. Soak the filter swab for 5 minutes before first use.
How big of a room can this humidifier cover?
This is a personal-space humidifier with a 220ml tank. It works best within a few feet of you on a desk, nightstand, or in a car. It cannot effectively humidify an entire room.
Is this humidifier safe to leave on while sleeping?
It has auto shut-off when water runs low, which adds safety. However, the tank only lasts 4 hours on continuous mode, so it will not run through an entire night without refilling.
How do you power this humidifier?
It uses USB power. You can plug it into a laptop, USB wall adapter, power bank, or car USB port. No separate power cord or outlet is needed.
Best For
How this humidifier scores for different use cases
At only 8.4 ounces and 5.7 inches wide, this is highly portable and USB-powered. It fits easily in a bag for travel or car use. The 4-hour continuous runtime is adequate for a hotel room session.
This is the product's strongest use case. Its compact 5.7-inch footprint, USB power, quiet operation, and 4-8 hour runtime align well with a workday at a desk. The 7-color LED adds ambiance.
The 220ml tank only lasts 4 hours on continuous mode, far too short for a full night of sleep. The quiet operation under 30dB and auto shut-off are positives, but the tiny capacity makes overnight use impractical without refilling.
While it offers cool mist and auto shut-off, the 220ml tank requires constant refilling and there is no mention of BPA-free materials. The lack of a humidistat means you cannot monitor or control humidity levels for a baby's room.
This 220ml mini humidifier is entirely unsuitable for large rooms. It has no meaningful coverage area and its tiny tank and low mist output cannot humidify anything beyond immediate personal space.
This product has zero smart features. No WiFi, no app control, no voice assistant compatibility, and no remote control. It is purely manual operation.
Scores
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