1 / 7LRAZU HQ-JS2604 15L Ultrasonic Cool-Mist Humidifier
The LRAZU HQ-JS2604 is an ultrasonic cool-mist humidifier with a listed 15-liter tank and controls by app, remote, or touch. Its large stated capacity and adjustable humidity settings suit buyers seeking extended operation, though the claimed runtime and coverage are manufacturer figures rather than independently verified results.
At a glance
- The 15-liter tank and claimed 400mL/H maximum mist output are aimed at larger-room use.
- Five mist levels and a stated 40%–90% humidity setting range allow adjustment to room conditions.
- The listing describes automatic humidity monitoring that adjusts mist output around the selected target.
- Top-fill design, a 360° rotating nozzle, sleep mode, and an aroma diffuser tray add operating options.
Reference price: $129.99
Price checked: Nov 14, 2026
View offerAhead of Black FridayExplore the selectionPros and cons
Pros
- App, remote, and touch controls offer several ways to operate the unit.
- The listed humidity target range and automatic adjustment can suit users who want output to respond to room humidity.
- A top-fill design and removable tank are described in the listing, supporting easier refilling and handling.
Technical specifications
19 specifications| Brand | LRAZU |
|---|---|
| Model | HQ-JS2604 |
| Tank capacity | 15 liters |
|---|---|
| Coverage claim | 1200 square_feet |
| Maximum mist output | 400mL/H |
| Operation mode | Ultrasonic |
| Mist type | Cool Mist |
| Humidity setting range | between 40% and 90% |
| Mist levels | 5 mist levels |
| Control methods listed | App, Remote, Touch |
|---|---|
| Noise claim | 35dB |
| Power-off feature | Auto Shut-off Protection |
| Power configuration | ac_dc |
|---|---|
| Voltage | 110 volts |
| Wattage | 30 watts |
| Material listed | Acrylonitrile Butadiene Styrene |
|---|
| Dimensions (D × W × H) | 17.51"D x 11.01"W x 7.67"H |
|---|---|
| Color | White |
| Shape | Round |
What to know before buying
Listing details to confirm
The listing gives a 15-liter capacity while the title also calls it 4 gallons, and it claims 100 hours of runtime alongside 400mL/H maximum output without specifying the conditions for that runtime. Coverage is stated as 1200 sq.ft in feature text and 1200 square_feet in the details. Treat these as listing claims and confirm which capacity, runtime, and coverage apply to the selected unit. The listed power source is “ac_dc,” whose exact configuration is unclear.
What’s in the box
Included- 1 x Humidifier
- 1 x Mist Tube
- Remote Control
- User manual
Who is it for?
A good fit for
- Buyers wanting a large-capacity cool-mist humidifier with app, remote, and touch controls.
- Users who prefer adjustable humidity targets and multiple mist levels for a large room.
Less suited to
- Buyers who need independently verified room coverage or runtime figures before choosing.
- Anyone specifically looking for warm mist, since the listing describes cool mist.
Customer reviews on Amazon
- 5 stars
75% 75% - 4 stars
17% 17% - 3 stars
0% 0% - 2 stars
8% 8% - 1 star
0% 0%
The available aggregate ratings lean positive, with most ratings in the top category, but a smaller portion is two-star. With no review comments supplied, they do not show what customers liked or disliked. Buyers should weigh this limited rating snapshot separately from the stated tank size, controls, and performance claims.
Frequently asked questions
What capacity is listed for the LRAZU HQ-JS2604?
The details list a 15-liter tank. The title also describes it as 4 gallons, so confirm the capacity shown for the selected listing.
Can humidity be set manually?
The listing describes five mist levels and humidity settings between 40% and 90%, with automatic output adjustment when the target is reached or humidity falls.
What controls does it use?
The listed control methods are app, remote, and touch. A remote control is also named in the stated package contents.
What comes in the box?
The stated contents are one humidifier, one mist tube, a remote control, and a user manual.
Alternative options
let'me 2.64Gal Humidifier Large Room and Bedroom, 60H Runtime, Quiet 35dB | Cool Mist Humidifers Coverage 600 ft², 360° Nozzle, APP & Remote Control,Top-fill Design, 24H Timer & Night Light, Black
$99.99
12L Smart Humidifiers for Bedroom Large Room, 1500Ft² Humidifier for Plants | Humidifier Large Room with APP Control, 500mL/h, Smart Humidity, Sleep Mode, Night Light, Easy to Clean Humidifier for Baby
$99.99
DREO Smart Evaporative Humidifier Large Room up to 1000ft², 10L Tank | 50H Runtime, 800ml/h High Output Air Humidifiers for Bedroom, Precise Humidification for Plants, Home, Office, White
$143.97
17L/4.5 Gal Humidifier Large Room for 2000sqt Whole House Humidifier home | 56H Runtime Auto Humidistat Remote Control,1-16h Timer 800mL/h Output Essential Oil Tray large humidifiers for bedroom office
$149.99
Humidifiers for Bedroom, 2.11Gal 8L Quiet Humidifiers for Large Room with Timer, 360°Nozzle, 3 Speed Ultrasonic Cool Mist Humidifier with Humidistat for Baby Home Adults
$79.98
GloryAir Humidifier for Large Room-6.3Gal Cool Mist, Top Fill,3000ft²,Beige | Commercial Humidifier with 4X Atomizers,1500mL/h Mist Output with Auto Mode,40H Runtime,Quiet Humidifiers for Bedroom & Plant
$152.99
DREO 16L Smart Humidifier Large Room 1000 ft², 130H Runtime, Top Fill, 30dB | Auto Mode, Remote/Touch/Voice & APP Control, Clean Tank Technology, RGB, Cool Mist Humidifiers for Bedroom, Pure White, 755S
$149.99
500M Whole‑House Bypass Evaporative Humidifier covers up to 3600 sq.ft | 12 Gal/Day...
$208.89
2.64Gal Humidifiers for Bedroom Large Room, Warm and Cool Mist up to 500ft², Top Fill Diffuser Ambient Light, 3 Mist Modes, 24H Timer,35dB Quiet Humidifier for Home Office Plant
$129.99
5.8Gal/22L Humidifier Large Room Bedroom Home Whole House 2500 sq.ft, Black | Flame...
$161.49
17L/4.5 Gal Humidifier Large Room for 2000sqt Whole House Humidifier home | 56H Runtime Auto Humidistat Remote Control,1-16h Timer 800mL/h Output Essential Oil Tray large humidifiers for bedroom office
$149.99
Lacidoll Humidifier Large Room, 4.2Gal/16L, Easy Clean, Whole Home | Large Humidifiers for Home, Bedroom, Office, Indoor Plant, Living Room, Extension Tube, Night Light, Top Fill
$99.99
