Mini USB Air Cooler Fan with Humidifier – 5V Desktop Cooling

Stay Cool & Comfortable All Summer Long

Beat the heat with the LZHZXY Mini Air Cooler Fan — a compact, water-cooled desktop fan that combines gentle airflow with built-in humidification. Perfect for bedrooms, dormitories, home offices, or any small space where staying cool matters. Simply add water, plug in via USB (DC 5V), and enjoy a refreshing, moist breeze in seconds.

Made in Mainland China.

Key Features

• Water Cooling + Humidification: Adds moisture to the air while circulating a cool, steady breeze — ideal for dry summer environments.
• Ultra-Low Power (11W / DC 5V): USB-powered for energy-efficient operation — connect to any USB port, power bank, or adapter.
• Compact & Portable: At just 25.5 × 16.5 × 16 cm, this fan is lightweight and easy to move from room to room or take to the office.
• Durable ABS/PP Construction: Built from high-quality, CE-certified materials for long-lasting everyday use.
• Quiet Operation: Low-noise motor makes it great for studying, sleeping, or working without distraction.
• Easy to Use & Clean: Simple water tank design for quick refills and hassle-free maintenance.

Specifications

Who Is This For?

This mini air cooler is ideal for students in dormitories, remote workers at a desk, or anyone wanting a portable, low-cost cooling solution during warm months. It's also a thoughtful gift for anyone who needs a quiet, personal breeze at their workspace or bedside.

Explore More Cooling & Home Comfort

Looking for more ways to keep your space comfortable? Check out our 1.4W Solar Bird Bath Fountain Pump for outdoor cooling, or browse our 1.8W Solar Fountain Pump for garden pond use.

For energy efficiency tips and smart appliance usage at home, visit the U.S. Department of Energy – Fans for Cooling.

Learn more: Fan (machine)

Frequently Asked Questions

Q: How does the mini air cooler fan work?

A: The LZHZXY mini air cooler uses water in its built-in tank to cool and humidify the air as the fan blows through it. Simply fill the water tank, plug the unit into a 5V USB power source, and the fan circulates a cool, moisture-enriched breeze into your space.

Q: What power source does this mini cooler require?

A: This mini air cooler runs on DC 5V USB power (11W). You can plug it into a standard USB wall adapter, a laptop USB port, or a power bank — making it very portable and versatile for home, dorm, or office use.

Q: Is this fan suitable for use in a small dormitory or bedroom?

A: Absolutely. Its compact dimensions (25.5 × 16.5 × 16 cm) and quiet operation make it an excellent personal cooling solution for dormitory rooms, bedrooms, home offices, and small living spaces during summer.

Q: How do I clean and maintain the water tank?

A: Regular cleaning is easy — simply empty the water tank, rinse it with clean water, and allow it to air dry before refilling. Using clean, filtered water will help keep the unit running efficiently and prevent mineral buildup.