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COWSAR 4L Top Fill Humidifier

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$69.99$109.99

4 interest-free installments, or from $1.46/mo with

Long-Lasting 4L Tank

Quiet Comfort for Sleep

Easy Top-Fill Cleaning Design

Reliable Customer Support

1-Year Limited Warranty

30-Day Returns Policy

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GET MORE PROTECTION

2-Year Rowan Warranty + $45

3-Year Rowan Warranty + $75

Product Details

4L Large Tank with Up to 40H Runtime

Enjoy all-night humidification without constant refills. Perfect for large rooms and daily use.

Whisper-Quiet 22dB Sleep Mode

Runs silently in the background. Sleep mode turns off lights for a peaceful night, ideal for babies and light sleepers.

Powerful Mist with 360° Coverage

Fast mist output up to 250ml/h with 3 adjustable levels. Direct mist where you need it with the 360° nozzle.

Easy Top Fill & Simple Cleaning

Refill directly from the top without spills. Wide opening and detachable parts make cleaning quick and easy.

7-Color Night Light for a Cozy Atmosphere

Soft lighting creates a calming environment for sleep, relaxation, or work.

Safe & Reliable Design

Auto shut-off when water is low prevents overheating. BPA-free and certified for safe home use.

What's in the Box

Humidifier Unit	1
4L Removable Water Tank	1
Tank Lid / Top Cover	1
Mist Outlet / Nozzle	1
User Manual	1

Technical Specifications

Water Tank Capacity	4L
Runtime	Up to 40 hours
Noise Level	As low as 22dB
Timer	Yes
Sleep Mode	Yes
Nightlight	Yes
Auto Shut-Off	Yes

Shipping & Returns

Free standard shipping on all orders. Orders are processed within 1–2 business days and delivered within 3–7 business days.

Not satisfied? Return any item within 30 days of delivery in its original condition and packaging for a full refund. Please contact support@rowanappliance.com to initiate a return.

Warranty Information

All Rowan products include a standard 1-Year Limited Warranty covering manufacturing defects in materials and workmanship. Extended plans (2-Year and 3-Year) are available for purchase above.

The warranty does not cover damage from misuse, unauthorized modifications, or failure to follow installation instructions.

Create a healthier, more comfortable home

Create a healthier, more comfortable home with this 4L large-capacity humidifier, designed for bedrooms, nurseries, living rooms, offices, and plant areas. It delivers steady moisture to help relieve dry air, support easier breathing, and improve sleep comfort.

Safe and reliable choice for everyday use

The smart humidity control monitors your room in real time and helps maintain your ideal moisture level, while the clear display lets you check conditions at a glance. With up to 40 hours of runtime, whisper-quiet 22dB sleep mode, 3 mist levels, a 360° nozzle, easy top-fill design, simple cleaning, 7-color night light, auto shut-off, and BPA-free certified materials, it is a safe and reliable choice for everyday use.