BLUEAIR InvisibleMist H35i Humidifier, 3.5 L

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Product guide

BLUEAIR InvisibleMist H35i Humidifier, 3.5 L

The BLUEAIR InvisibleMist H35i is a 3.5-liter evaporative humidifier listed for rooms up to 500 square feet. Its top-fill tank, app and touch controls, and humidity-management modes suit buyers seeking a mist-free bedroom or living-room setup, with a wick filter that needs periodic replacement.

At a glance

Evaporative operation and 360° InvisibleMist are described as mist-free, with the wick filter intended to capture minerals and pollutants before moisture is released.
Top-fill access is designed to simplify refilling, and the listing says the tank is dishwasher safe.
AutoHydrate is described as adjusting humidity toward a selected level. App and touchscreen controls are listed.
The claimed 48-hour runtime applies to night mode at 77°F (25°C) and 50% RH. The manufacturer says actual results vary with room conditions.

Price

$99.99Save 33%

Reference price: ~~$149.99~~

Price checked: Nov 12, 2026

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Often bought together

BLUEAIR Humidifier H35i Wick Filter, Genuine Replacement Blueair Filter, Soothing Water Vapors through Particle & Mineral Capture, Filter Life up to 6 Months

$19.99

Humidifier H35i Wick Filter Replacement for Blueair Smart Humidifier 3.5L | for Large Room Soothing Water Vapors Through Particle & Mineral Collect,10 Pack Sponge Filters, 2 Pack

$17.08

Pros and cons

Pros

3.5-liter tank and stated coverage of up to 500 square feet are useful for larger bedrooms or shared living spaces.
Top-fill design and a dishwasher-safe tank can make refilling and tank cleaning more convenient.
App and touch controls, AutoHydrate, and a quiet night mode provide several ways to manage bedroom humidity.

Cons

The wick filter is a replacement consumable. The listing gives it a stated lifespan of six months, so ongoing filter replacement is part of upkeep.

Technical specifications

13 specifications

Identity
Brand	BLUEAIR
Model	114857

Capacity and coverage
Water capacity	3.5 liters
Listed floor area	500 square_feet
Runtime	48 hours
Operating mode	Evaporative

Controls and filter
Control methods listed	App, Touch
Filter type	Wick

Design and materials
Dimensions (D × W × H)	9.4"D x 9.4"W x 14.6"H
Shape	Round
Color	White
Material listed	Plastic
Listed features	Corded, Digital Display, Dishwasher Safe, Quiet, Removable Tank

What to know before buying

Listing details to confirm

The 48-hour figure is a night-mode claim under 77°F (25°C) and 50% RH, not an unconditional runtime. Room conditions affect results. The manufacturer also describes app and voice control, while listed controls specify app and touch. Confirm voice-control availability for the configuration and app in use.

What’s in the box

Included

Humidifier
Pre-installed filter
User manual

Who is it for?

A good fit for

People looking for an evaporative, mist-free humidifier for a bedroom, nursery, office, or living room.
Buyers who prefer top-fill refilling, app or touch adjustment, and automatic humidity management.

Less suited to

Buyers seeking a humidifier with no replaceable wick filter or no ongoing maintenance.

BLUEAIR InvisibleMist H35i Humidifier, 3.5 L · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.4 / 5 · 102 ratings

5 stars74%74%
4 stars10%10%
3 stars5%5%
2 stars4%4%
1 star7%7%

Customer feedback highlights ease of use, performance, humidity control, and quiet operation. Some customers appreciate the reported mist-free use without white dust or sticky residue, while opinions on value are mixed, with some finding it expensive or problematic. For a bedroom humidifier with app and touch controls, quiet operation and straightforward top filling matter in daily use, but the feedback does not establish how consistently it performs in every room.

Positive themes

Customers praise ease of use, performance, humidity control, and quiet operation.

Negative themes

Some customers find it expensive or describe problems, without a specific issue established in the supplied feedback.

Mixed feedback

Opinions about value for money differ.

Frequently asked questions

How long does the BLUEAIR H35i run per fill?

The listing claims up to 48 hours in night mode at 77°F (25°C) and 50% RH. Actual runtime may vary with room conditions.

What type of humidifier is the H35i?

It is listed as an evaporative humidifier with a wick filter. The manufacturer describes its InvisibleMist technology as mist-free.

How is the H35i controlled?

The listed control methods are app and touch. The feature copy also mentions voice control, so check whether that option is available with your setup.

What maintenance does it need?

The tank is described as dishwasher safe, and the manufacturer states the anti-microbial wick filter has a six-month lifespan. Replacement timing may depend on use.