Portable Desktop Evaporative Air Cooler USB Fan & Humidifier

Stay Cool Anywhere with This 3-in-1 Personal Air Cooler

Beat the heat at your desk, in your bedroom, or on the go with this compact Portable Desktop Evaporative Air Cooler. Powered via USB, this personal cooling fan combines a water-cooled evaporative cooler, a built-in humidifier, and an air purifier all in one sleek, lightweight unit — perfect for home offices, dorm rooms, bedside tables, and travel.

Key Features

• 3-in-1 Functionality: Cools, humidifies, and purifies the air simultaneously for a more comfortable environment during warm months.
• Icebox Water Tank: Add ice water to the reservoir to drop the surrounding air temperature by up to 5–10°C for an even more refreshing breeze.
• 3 Fan Speed Settings: Switch between low, medium, and high speeds to match your cooling preference.
• Adjustable Air Direction: Moveable fan shutters let you direct airflow exactly where you need it.
• USB Powered (5V): Simply plug into any USB port — laptop, power bank, wall adapter, or car charger — for truly portable cooling.
• Whisper-Quiet Operation: Designed to run quietly so it won't disrupt your work, study, or sleep.
• Compact & Lightweight: Small enough to sit on any desk or nightstand without taking up precious space.

Perfect For

• Home offices and workstations
• Bedrooms and nightstands
• Dorm rooms and apartments
• Travel and hotel stays

Specifications

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Learn More About Evaporative Cooling

Evaporative coolers work by passing warm air through a water-moistened medium, lowering air temperature through natural evaporation. For more on how evaporative cooling compares to traditional air conditioning in terms of energy efficiency, visit the U.S. Department of Energy – Evaporative Coolers.

Frequently Asked Questions

Q: How does the portable evaporative air cooler work?

A: The cooler draws warm ambient air through a water-saturated evaporative pad (or over ice water in the reservoir). As the air passes through the moisture, it loses heat via evaporation, producing a noticeably cooler and slightly humidified airflow. This makes it ideal for dry or warm indoor spaces.

Q: Can I use ice in the water tank?

A: Yes! Adding ice cubes or ice-cold water to the built-in reservoir will maximize the cooling effect, reducing the surrounding air temperature by approximately 5–10°C for a more refreshing breeze on especially warm days.

Q: What do I need to power this USB air cooler?

A: The cooler is powered by a standard USB connection, making it incredibly versatile. You can plug it into a laptop USB port, a USB wall adapter, a portable power bank, or a car USB charger — no special outlet required.

Q: Is this desktop air cooler suitable for a whole room?

A: This is a personal-space cooler designed to cool the area directly in front of the unit (typically within 1–2 meters). It is ideal for keeping you comfortable at your desk, in bed, or at a workstation, rather than cooling an entire large room like a full-size air conditioner would.

Q: How do I clean and maintain the cooler?

A: Empty and rinse the water tank regularly (every 1–2 days with regular use) to prevent mineral deposits and keep the unit fresh. Wipe the exterior with a damp cloth. Do not submerge the unit in water.