When the water tank is empty, the diffuser switches off. So you don't have to worry about security. 400ML Cool Mist Diffuser : 400ml water capacity can run for 10 to 12 hours, can be used as an aromatherapy diffuser/humidifier/air purifier.
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Midea Large Capacity Humidifier Home Pregnant Baby Light Sound Fog Volume Bedroom Office Large Capacity Sprayer
Aliexpress UK
Large Capacity: The humidifier is equipped with a 8L large-capacity water tank, and there is no need to add water frequently. The water inlet is located at the top, and water can be easily added without disassembling the humidifier.
eBay
XImi6.8L large capacity humidifier USB Double spray Home dormitory office bedroom desktop with small night light
Aliexpress UK
The noise level is as low as 23dB with all lights off. Made of BPA-free materials, it runs quietly without buzzing, whistling, or cracking. This durable whole-house humidifier can steadily and efficiently distribute the soothing cool mist you crave.
eBay
New Anti-Gravity Humidifier Desktop Mute Large Capacity Small Household Air Humidifier Bedroom Air Purification Fog
Aliexpress UK
eBay
Desktop air humidifier with large capacity and high fog content, three levels of silent night light for household bedrooms
Aliexpress UK
Soil, hydroponic, aeroponic, or aquaponic systems. Large indoor grows. Grow tents. Grow rooms. BOX is not acceptable. Don't forget that good communication can solve all problems.
eBay
New Creative Humidifier Household Atomizer 3L Large Capacity Three Jet USB Silent Desktop Bedroom Dormitory Office Night Light
Aliexpress UK
ANSIO Humidifiers are ideal for improving the air quality in any room, relieving you from all the symptoms of dry air. ANSIO's Ultrasonic Cool Mist Humidifier. Automatic Shut-Off: Certified Safe To Use As The Automatic Shut Off Safely Turns The Humidifier Off If The Water Level Is Low Or If.
eBay
Creative Volcano Humidifier with LED Night Light, Mini Desktop Misting for Bedroom/Office, USB Aromatherapy Diffuser
Aliexpress UK
2000ML Humidifier Feature 1x 2000ml Air Humidifier. After the cotton swab is thoroughly wet, the humidifier can spray normally. With colorful atmosphere lights, colorful lights can be switched freely.
eBay
This listing has various specifications, please choose the model you want to buy.
eBay