Evapolar Portable Air Cooler Compact and efficient personal air cooler perfect for home, office, or travel. Provides cooling, humidification, and air purification in one device. Lightweight and easy to use with USB power compatibility for portability. The Evapolar portable air cooler is ideal for cooling small spaces such as: • Desks or workstations • Bedrooms (nightstands or bedside areas) • Dorm rooms • Personal spaces in offices • Tents or RV interiors • Small reading nooks or study areas