{"product_id":"portable-usb-evaporative-air-cooler-fan-with-water-tank","title":"Portable USB Evaporative Air Cooler Fan with Water Tank","description":"\n\u003ch2\u003eStay Cool Anywhere with the ROFAELEC Personal Evaporative Air Cooler\u003c\/h2\u003e\n\u003cp\u003eBeat the heat without a bulky AC unit! The ROFAELEC Portable USB Evaporative Air Cooler combines a fan, humidifier, and cooling system in one compact, desk-friendly device. Simply fill the top water tank, plug in via USB, and enjoy a refreshing breeze of cool, humidified air — wherever you need it most.\u003c\/p\u003e\n\n\u003ch3\u003eWhy You'll Love It\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEvaporative Cooling Technology:\u003c\/strong\u003e Draws warm air through the water-filled tank and releases it as cool, moistened airflow — a natural, energy-efficient way to refresh your personal space.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUSB Powered:\u003c\/strong\u003e Works with any USB power source under 20V — laptops, power banks, wall adapters, and more. No complicated installation required.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdjustable Airflow:\u003c\/strong\u003e Easily customize the fan speed and direction to suit your comfort level at any moment.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilt-in Water Tank:\u003c\/strong\u003e The top-fill water tank makes refilling quick and mess-free. Add ice cubes for an extra blast of cool air on the hottest days.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUltra-Compact \u0026amp; Portable:\u003c\/strong\u003e Its sleek, lightweight design fits effortlessly on a desk, nightstand, or countertop — perfect for home offices, bedrooms, dorm rooms, and even camping tents.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHumidifies While It Cools:\u003c\/strong\u003e Goes beyond a standard fan by adding moisture to dry air, helping keep your environment comfortable.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuiet Operation:\u003c\/strong\u003e Whisper-quiet airflow so you can stay focused at work or sleep undisturbed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e ROFAELEC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower Source:\u003c\/strong\u003e USB\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e \u0026lt;20V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Concern Chemicals:\u003c\/strong\u003e None\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eHome offices \u0026amp; workstations\u003c\/li\u003e\n  \u003cli\u003eBedrooms \u0026amp; dorm rooms\u003c\/li\u003e\n  \u003cli\u003eCamping tents \u0026amp; outdoor trips\u003c\/li\u003e\n  \u003cli\u003eTravel \u0026amp; on-the-go use\u003c\/li\u003e\n  \u003cli\u003eSmall apartments \u0026amp; studio spaces\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePair It With These Fan Favorites\u003c\/h3\u003e\n\u003cp\u003eLooking to upgrade your space further? Check out these popular picks from our store:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/1-percent-better-every-day-motivational-canvas-wall-art-print\"\u003e\"1% Better Every Day\" Motivational Canvas Wall Art Print\u003c\/a\u003e — Perfect for your home office setup.\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/all-your-emails-cant-find-me-funny-quote-canvas-wall-art-print\"\u003e\"All Your Emails Can't Find Me\" Funny Quote Canvas Wall Art\u003c\/a\u003e — A great addition to any work-from-home desk space.\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/best-seat-in-the-house-retro-quote-canvas-wall-art-print\"\u003e\"Best Seat In The House\" Retro Quote Canvas Wall Art Print\u003c\/a\u003e — Cozy up your personal corner.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eLearn More About Energy-Efficient Cooling\u003c\/h3\u003e\n\u003cp\u003eEvaporative coolers are a recognized energy-efficient alternative to traditional air conditioning. Learn more from the U.S. Department of Energy: Evaporative Coolers — Energy.gov.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/Evaporative_cooler\" target=\"_blank\" rel=\"noopener\"\u003eEvaporative cooler\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: How does the USB evaporative air cooler work?\u003c\/h4\u003e\n\u003cp\u003eA: The ROFAELEC evaporative air cooler draws warm ambient air through a water-saturated tank. As the air passes over the water, it cools down naturally and is pushed out as a refreshing, humidified breeze. Simply fill the top water tank with clean water (or add ice for extra cooling), plug the USB cable into any compatible USB power source, and enjoy instant cool airflow.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What USB power sources are compatible with this cooler?\u003c\/h4\u003e\n\u003cp\u003eA: This cooler is compatible with any USB power source operating under 20V, including laptop USB ports, USB wall adapters, and portable power banks. This makes it extremely versatile for home, office, and travel use.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I use ice in the water tank?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! Adding ice cubes to the water tank enhances the cooling effect significantly. This is especially useful on hot summer days when you want maximum refreshing airflow from your personal cooler.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this cooler suitable for large rooms?\u003c\/h4\u003e\n\u003cp\u003eA: The ROFAELEC portable cooler is designed as a personal space cooler, ideal for small to medium areas such as a desk, bedside table, or a small bedroom or dorm room. It is not intended to replace a full-sized air conditioning unit for large spaces.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How do I clean and maintain the water tank?\u003c\/h4\u003e\n\u003cp\u003eA: For best performance, use clean, fresh water and empty the tank when not in use for extended periods. Rinse the tank regularly to prevent mineral buildup. Always unplug the unit before cleaning.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"How does the USB evaporative air cooler work?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The ROFAELEC evaporative air cooler draws warm ambient air through a water-saturated tank. As the air passes over the water, it cools down naturally and is pushed out as a refreshing, humidified breeze. 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